Mike O’Hearn -Stats, Workout Routine and Diet

Written by James C., M.S.(C), PT

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Mike O’Hearn is more than just a fitness icon; he is a living testament to the power of dedication, discipline, and determination.

With his extraordinary physique, remarkable strength, and unshakeable commitment to the philosophy of power bodybuilding, O’Hearn has carved out a unique space for himself in the fitness industry.

This comprehensive profile aims to offer an in-depth look into O’Hearn’s journey, exploring his personal stats, workout routine, dietary regime, and the controversies surrounding his natural status.

Additionally, it delves into his financial success, providing an estimation of his net worth, and reflects on O’Hearn’s transformation from a young, ambitious athlete to a well-respected power bodybuilder.

Join us as we unravel the story of Mike O’Hearn, an inspiring figure who continues to push the boundaries of physical potential.

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Mike O’Hearn’s Personal Stats

Born on January 26, 1969, in Kirkland, Washington, Mike O’Hearn is one of nine children in his family.

From a young age, O’Hearn displayed an interest in fitness and bodybuilding and was motivated by his family members who were also significantly involved in athletics.

He started weight training when he was just 14 years old, setting the foundation for his future career in power bodybuilding.

Today, O’Hearn stands tall at 6’3″ and maintains a weight of around 250 pounds, embodying the epitome of physical strength and endurance.

Despite being in his 50s, O’Hearn continues to be a beacon of fitness, breaking barriers and defying age-related stereotypes in the industry.

His journey is an inspiring testament to the power of discipline, determination, and a steadfast commitment to one’s passion.

To stay in shape Mike O’Hearn has in his house a complete home gym, with all the equipment he needs to build up his physique.

That’s one of the reasons Mike can always train, with his busy schedule and hectic lifestyle he is always able to workout at home.

Mike O’Hearn’s Statistics

  • Full Name: Mike O’Hearn
  • Date of Birth: January 26, 1969
  • Place of Birth: Kirkland, Washington, USA
  • Height: 6’3″ (1.91 m)
  • Weight: Approximately 250 pounds (113 kg)
  • Profession: Power Bodybuilder, Fitness Model, and Actor
  • Residency: Los Angeles, California
  • Started Weight Training: At 14 years old
  • Notable Achievements: 4-times Natural Mr. Universe, 7-times Natural Mr. Olympia
  • Specialty: Power Bodybuilding
  • Training Philosophy: Combining powerlifting and bodybuilding for optimal strength and physique
  • Diet: High-protein, moderate-carbohydrate diet
  • Status: Active in the fitness and bodybuilding industry into his 50s
  • Relationship: Married to Mona Muresan
  • Pets: Owns Four husky dogs
  • Children: Has one son with Mona Muresan (Titan O’Hearn)

Power Bodybuilding: Mike O’Hearn’s Claim to Fame

Power bodybuilding is a fusion of powerlifting and bodybuilding, combining the best aspects of both disciplines to optimize strength and physique.

This approach emphasizes lifting heavy weights to enhance strength and power, akin to powerlifters, while also focusing on sculpting a balanced, aesthetic body like that of bodybuilders. It enables athletes to build impressive muscle mass while simultaneously increasing their raw strength.

For Mike O’Hearn, power bodybuilding is more than just a training method; it’s a lifestyle. From his early years of weight training, O’Hearn found himself drawn towards both the intensity of powerlifting and the aesthetic appeal of bodybuilding.

Unable to choose between the two, he crafted his unique training philosophy, power bodybuilding.

This strategy has not only allowed him to develop a remarkable physique but also to achieve extraordinary feats of strength, securing his place as a respected figure in the fitness industry.

Mike O’Hearn’s journey into power bodybuilding began at a young age.

Growing up in a family of athletes, O’Hearn was introduced to weight training when he was just 14 years old.

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His interest piqued, he dedicated countless hours to honing his skills in both bodybuilding and powerlifting.

As his passion grew, O’Hearn developed a distinctive training approach, combining the strength-focused techniques of powerlifting with the aesthetic goals of bodybuilding.

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This unique fusion, which he termed ‘power bodybuilding’, became the cornerstone of his training regimen, shaping his exceptional physique and impressive strength.

O’Hearn’s dedication to power bodybuilding has not wavered over the years.

He continues to advocate for its benefits, inspiring many fitness enthusiasts to follow in his footsteps.

Key Achievements and Accolades

When we talk about Mike O’Hearn’s achievements, the list is truly impressive.

O’Hearn has notched up numerous accolades throughout his career, attesting to his dedication, discipline, and prowess in power bodybuilding.

He has clinched the title of Natural Mr. Universe four times, a testament to his exceptional physique and adherence to natural bodybuilding practices.

In addition to his achievements in bodybuilding, O’Hearn has also made a name for himself in the entertainment industry.

He has made several television appearances, most notably as ‘Titan’ on the American Gladiators, both in the original run and the 2008 revival.

This dual success in both fitness and entertainment spheres is a testament to O’Hearn’s versatility and sheer determination.

  • 4x Natural Mr. Universe winner
  • Television appearances, notably as ‘Titan’ on American Gladiators
  • Renowned for his unique power bodybuilding approach

Controversies and Discussions: Is Mike O’Hearn Natural?

One of the most persisting debates in the fitness community revolves around Mike O’Hearn’s “natural” status.

O’Hearn has always maintained that he is a lifetime natural bodybuilder, meaning he has never used performance-enhancing drugs to aid his physique development or strength gains.

His extraordinary physique and strength feats, especially at his age, have led many to question the validity of these claims.

Critics argue that O’Hearn’s physique, characterized by its immense muscular size, low body fat percentage, and overall symmetry, is beyond the reach of natural bodybuilders, especially considering the physiological limitations posed by age.

They point to the rapid muscle gains and high strength levels often associated with steroid use, suggesting that O’Hearn’s results are too impressive for a natural athlete.

However, O’Hearn and his supporters continually counter these claims, arguing that his physique is the result of decades of disciplined training, strict dieting, and exceptional genetics.

They insist that his results are attainable naturally with the right training regimen, diet, and commitment, pointing to his long history of drug tests passed throughout his competitive career.

While this controversy continues to divide opinions within the fitness community, one fact remains undisputed: Mike O’Hearn’s dedication to his craft, his consistent discipline, and his love for fitness are truly inspirational.

Whether entirely natural or not, O’Hearn’s impact on the fitness industry and his commitment to promoting the philosophy of power bodybuilding cannot be denied.

Mike O’Hearn Diet: Eating for Strength

To fuel his strenuous workouts and support his massive muscular development, Mike O’Hearn follows a diet that is high in both quality and quantity.

His diet revolves around lean protein sources, complex carbohydrates, and healthy fats, designed to provide the necessary nutrients for muscle repair, growth, and energy.

O’Hearn typically consumes seven meals a day, which include a range of foods such as chicken, fish, eggs, vegetables, sweet potatoes, and rice.

His protein intake is particularly high, often exceeding 300 grams per day, to facilitate muscle recovery and growth.

To provide the energy needed for his intense training sessions and to replenish the glycogen stores in his muscles, O’Hearn includes a significant amount of complex carbohydrates in his diet. He also incorporates healthy fats to support overall health and hormone production.

His wife Mona Muresan frequently cooks delicious meals for Mike that are high in protein.

While his diet is strict, O’Hearn believes in the importance of balance and includes the occasional cheat meal.

For him, maintaining a consistent diet routine is crucial, but so is enjoying life. Hence, he strikes a balance between discipline and enjoyment.

In essence, Mike O’Hearn’s diet is as extraordinary as his training regime – carefully planned, meticulously followed, and designed to maximize his strength and physique.

It serves as an example of how nutrition plays a vital role in achieving fitness and bodybuilding goals.

Typical Day Of Eating For Mike O’Hearn

Mike O’Hearn has shown what he eats in a single day on YouTube, his meal plan may differ depending on if he is getting in shape to step on stage or bulking.

Here is a diet plan Mike O’Hearn revealed in a full day of eating episode on YouTube:

  • Meal 1 consists of 12 ounces of steak and 1 and a half cup of rice. This meal is heavy in protein from the steak, providing essential amino acids for muscle recovery and growth. The rice provides complex carbohydrates, giving him the energy needed to kickstart his day.
  • Meal 2 is consumed post-workout and is a protein shake. The shake comprises 2 scoops of whey protein powder, collagen, a joint support supplement, one scoop of BCAAs, one scoop of EAAs, and three scoops of glutamine. This meal is designed to replenish his muscles immediately following a workout, with the protein and amino acids aiding in recovery and the additional supplements supporting overall joint health.
  • Meal 3 includes 10 ounces of salmon and 1 and a half cup of rice. Salmon is an excellent source of lean protein and also gives him heart-healthy omega-3 fatty acids.
  • Meal 4 is a hearty meal with 6 slices of bread, 6 whole eggs, and a glass of orange juice. The eggs provide a rich source of complete protein, while the bread contributes additional carbohydrates. The orange juice provides a refreshing dose of vitamin C and natural sugars.
  • Meal 5 is a lighter, fruit-focused meal, with 10 egg whites, fat cheese, and a pound of mixed fruits like grapes, strawberries, and pineapples. The egg whites are a lean protein source without the additional fat from the yolk, while the fruits provide a variety of vitamins, minerals, and fibers.
  • Finally, Meal 6 before bedtime is another protein shake, this time with almond milk, 2 tablespoons of flax seeds, 2 tablespoons of wheat germs, and two scoops of whey protein. This shake provides a final protein boost for overnight muscle recovery, with the flax seeds and wheat germs adding fiber and essential nutrients.

Each meal in Mike O’Hearn’s daily diet is meticulously planned and balanced, designed to fuel his body and aid in recovery while aligning with his fitness goals.

His commitment to his diet is a critical component of his success in power bodybuilding – a testament to the importance of nutrition in achieving one’s fitness goals.

The Mike O’Hearn Workout Routine: Training for Power and Size

Mike O’Hearn’s workout routine is as intense and well-planned as his diet. It revolves around his unique philosophy of “power bodybuilding,” a hybrid approach that merges the strength-focused training of powerlifting with the aesthetic and size-focused aspects of bodybuilding

It’s a strategy that has allowed him to maintain impressive size, symmetry, and strength levels for decades.

A typical week for Mike O’Hearn includes both heavy and light training days, each focused on a specific muscle group.

His workouts generally start with a compound movement performed with heavy weights to develop strength, followed by a series of accessory exercises with lighter weights to focus on hypertrophy.

Power bodybuilding, the unique hybrid style of training that O’Hearn advocates, is a combination of powerlifting and bodybuilding methods.

It explains his heavy focus on compound movements with considerable weight, followed by lighter, hypertrophy-focused accessory exercises.

But these routines are not set in stone. Mike continually changes his workouts to prevent his body from adapting to any single routine, instigating further muscle growth and strength gains.

Although the workouts listed are typical of his training style, they represent just a fraction of the exercises Mike has shared on his YouTube channel.

From high-volume training sessions aimed at muscle hypertrophy to heavy lifting sessions for maximum power, his workouts are a testament to his belief in the importance of variety and adaptability in fitness.

It is his relentless pursuit of improved performance, adaptability, and dedication to fitness that truly sets Mike O’Hearn apart as an icon in power bodybuilding.

The following is a comprehensive list of Mike O’Hearn’s typical workouts:

Leg Workouts

  • Leg Press: 30 reps (warmup)
  • Leg extension: 4 sets, 10 reps
  • Leg press: 30 reps, 4 sets
  • Hack Squats: 30 reps, 4 sets
  • Hamstring Curls: 15 reps, 4 sets

Chest Workouts

  • Incline bench press: 3 sets
  • Incline dumbbell bench press: 3 sets
  • Incline flys: 3 sets
  • Decline flys: 3 sets

Back Workouts

  • Reverse Grip Pulldowns: 3 sets, 8-10 reps
  • Seated Row with V bar: 3 sets, 10 reps
  • T-bar row with reverse grip: 4 sets, 15 reps
  • Hammer pulldown machine: 4 sets, 10 reps
  • Lat Pulldown: 4 sets, 10 reps
  • Hyperextension: 5 sets, 12 reps

Shoulder Workouts

  • Seated Shoulder Press: 3 sets, 10 reps
  • Upright row: 3 sets, 10-12 reps
  • Cheat Side Laterals: 4 sets, 10 reps
  • Seated Rear Delts: 5 sets, 10 reps

Arm Workouts

  • Incline Curl: 3 sets, 10 reps
  • Spider Curls: 3 sets, 12 reps
  • Concentration Curl: 3 sets, 15 reps
  • Titan Press: 3 sets, 15 reps
  • Kickbacks: 3 sets, 12 reps
  • Overhead Extension: 3 sets, 10 reps
  • Pushdowns: 3 sets, 8 reps

Chest and Back Workouts

  • Warmup: 200 reps of abs, back extension and hyperextension
  • Lat Pulldown: 8 sets
  • Lat Pulldowns Behind the neck: 4 sets
  • Back rows in a machine: 4 sets
  • Incline bench press: 4 sets
  • Cable Crossover: 4 sets

Please note that these workouts are a part of Mike’s typical routine, but he often changes them based on his fitness goals and to maintain the variety in his workouts.

Mike O’Hearn’s Net Worth

Mike O’Hearn’s net worth is not just a reflection of his success in the fitness world, but also his diverse career spanning acting, modeling, and entrepreneurship.

As of the latest estimates, O’Hearn’s net worth is estimated to be approximately $2.5 million. This substantial sum is the result of his dedication and hard work in various fields.

Aside from his career as a professional bodybuilder, Mike O’Hearn has had roles in several television shows, has won numerous titles in fitness competitions, and has even launched his own brand of fitness apparel and training programs.

His net worth serves as a testament to his enduring success and the influence he has in the fitness industry.

Mike O’Hearn: The Early Years

Born on January 26, 1969, in Kirkland, Washington, Mike O’Hearn is one of 9 children in his family.

From an early age, he displayed an affinity for sports and physical fitness, participating in various sports like wrestling and gymnastics.

His passion for bodybuilding began to manifest even more prominently during his high school years.

Mike O’Hearn as a Young Athlete

As a young athlete, Mike O’Hearn was not just dedicated but also highly disciplined, a trait that would later become the cornerstone of his success in bodybuilding.

He was always willing to put in the effort, time, and commitment required to excel in his chosen sport.

His early training involved a mix of powerlifting and bodybuilding, thus laying the foundation for his signature “power bodybuilding” approach that he would later advocate and popularize.

How He Has Evolved Over the Years

Mike O’Hearn’s journey in the world of fitness has been nothing short of extraordinary.

From a young athlete in Kirkland to an internationally recognized fitness icon, his evolution embodies dedication, discipline, and persistence.

His physique has transformed remarkably over the years, with his disciplined approach to training and nutrition enabling him to maintain an impressive level of fitness and muscularity even into his 50s.

His philosophy of “power bodybuilding” — a blend of strength training and bodybuilding — has evolved and matured over the years, demonstrating his commitment to continually learning, adapting, and improving.

This evolution is not just physical but also mental, marking his growth from a young athlete to a fitness guru and industry leader.


In conclusion, Mike O’Hearn is much more than a fitness icon; he is a symbol of perseverance, dedication, and relentless pursuit of excellence.

From his early start as a young athlete to his current status as an influential figure in the fitness industry, his journey has been inspirational.

His philosophy of power bodybuilding demonstrates a unique approach to fitness that blends the best of strength and hypertrophy training.

As a bodybuilder, actor, and entrepreneur, his life exemplifies the power of discipline and hard work in achieving success.

As he continues to inspire fitness enthusiasts around the world, his legacy in the world of fitness is undoubtedly enduring.

Frequently Asked Questions about Mike O’Hearn

  1. What is Mike O’Hearn’s age?

Mike O’Hearn was born on January 26, 1969, which makes him 54 years old as of 2023.

  1. What is Mike O’Hearn’s height and weight?

Mike O’Hearn stands tall at 6 feet 3 inches and weighs approximately 250 pounds.

  1. What is Mike O’Hearn’s net worth?

As of the latest estimates, Mike O’Hearn’s net worth is approximately $2.5 million.

  1. What is power bodybuilding, and how does Mike O’Hearn incorporate it into his workouts?

Power bodybuilding is a training approach that blends strength training and bodybuilding. Mike O’Hearn incorporates it into his workouts by combining heavy compound exercises, which build strength, with isolation exercises for muscle growth.

  1. Is Mike O’Hearn natural or does he use performance-enhancing drugs?

Mike O’Hearn claims to be a lifetime natural bodybuilder, meaning he has never used performance-enhancing drugs. However, this claim has been the subject of debate in the bodybuilding community.

  1. What was Mike O’Hearn like when he was young?

As a young athlete, Mike was highly disciplined and dedicated, participating in various sports like wrestling and gymnastics. His training involved a mix of powerlifting and bodybuilding, which laid the foundation for his signature “power bodybuilding” approach.

  1. What are some milestones in Mike O’Hearn’s career?

Mike O’Hearn has had a diverse career spanning bodybuilding, acting, and entrepreneurship. He has won numerous titles in fitness competitions, had roles in several television shows, and even started his own brand of fitness apparel and training programs.

  1. What are the typical workouts in Mike O’Hearn’s routine?

Mike’s workout routine includes a variety of exercises, with a focus on heavy compound movements as well as isolation exercises. He often changes up the specific exercises based on his fitness goals and to maintain variety in his workouts.

  1. What types of diet does Mike O’Hearn follow?

Mike O’Hearn follows a strict diet plan that includes high-quality proteins, complex carbohydrates, and healthy fats. He tends to eat clean, whole foods and avoids processed and junk food.

  1. Has Mike O’Hearn participated in any fitness competitions?

Yes, Mike O’Hearn has participated in and won numerous fitness competitions, showcasing his impressive physique and strength.

  1. What TV shows has Mike O’Hearn been a part of?

Mike O’Hearn has had roles in several TV shows, including American Gladiators and Days of Our Lives.

  1. What is the philosophy behind Mike O’Hearn’s training approach?

Mike O’Hearn’s training philosophy is centered around “power bodybuilding,” a blend of strength training and bodybuilding. This approach reflects his belief in the importance of both strength and aesthetics in fitness.

  1. What kind of influence has Mike O’Hearn had on the fitness industry?

Mike O’Hearn has had a significant influence on the fitness industry, popularizing the concept of power bodybuilding and inspiring countless individuals with his impressive physique and dedication to fitness.

  1. What is the name of Mike O’Hearn’s fitness apparel and training program brand?

Mike O’Hearn has launched his own brand of fitness apparel and training programs, contributing to his success as an entrepreneur in the fitness industry.

  1. How did Mike O’Hearn get into bodybuilding?

Mike began bodybuilding from a young age, showing an affinity for sports and physical fitness. His early training involved a mix of powerlifting and bodybuilding, which laid the foundation for his future career.

  1. Has Mike O’Hearn received any awards or recognition in his career?

Yes, Mike O’Hearn has received numerous awards and titles in fitness competitions, reflecting his success and dedication in the field of bodybuilding.

  1. What sports was Mike O’Hearn involved in as a young athlete?

As a young athlete, Mike was involved in various sports, including wrestling, Jiu Jitsu, powerlifting and gymnastics.

  1. How does Mike O’Hearn maintain his fitness level and physique in his 50s?

Mike maintains his impressive level of fitness and muscularity through disciplined training and a strict diet. His training involves a blend of strength training and bodybuilding, while his diet includes high-quality proteins, complex carbs, and healthy fats.

  1. Has Mike O’Hearn’s training approach changed over the years?

While the core principles of his training approach remain the same, Mike’s specific workouts and exercises have evolved over the years, reflecting his continual learning and adaptation in fitness.


  1. “Mike O’Hearn Biography.” IMBD. Link
    1. “Mike O’Hearn’s Power Bodybuilding: The Ultimate Training Guide.” Bodybuilding.com. Link
      1. “The Mike O’Hearn Steroid Cycle – Is He Really Natural?” More Plates More Dates. Link
        1. “MIKE O’HEARN: NATURAL OR NOT?” Muscular Development. Link
          1. “Mike O’Hearn’s Full-Body Power Bodybuilding Workout.” Muscle & Fitness. Link
            1. “Mike O’Hearn’s Diet And Workout Routine.” Men’s Journal. Link
              1. “Mike O’Hearn: Age Is Just A Number.” Train Magazine. Link
                1. “Mike O’Hearn: Power Bodybuilding Chest Workout.” Muscular Development. Link

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1 thought on “Mike O’Hearn -Stats, Workout Routine and Diet”

  1. “At the end of the day it doesn’t matter if Mike O’Hearn is natural or not, you will never know unless you can actually see him using drugs and prove it.”

    I hope some of this was written tongue-in-cheek, because if not you’re discrediting yourself and your whole website. There are three reasons why you’d write this. 1. You’re being ironic. 2. You have minimal understanding of physiology and have no business in the fitness industry. 3. You are a disingenuous asshole and shill.


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