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About Peak Fitness

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Welcome to the Mercola Peak Fitness site, a comprehensive program patterned after how people are designed to move, and one that allows you to optimize your exercise in less than 20 minutes! Peak Fitness incorporates strength training, core exercises, interval training, and stretching that will lead to many benefits such as:

  • Lower body fat
  • Improved muscle tone
  • Firmer skin and fewer wrinkles
  • Have more energy and sexual desire
  • Enhanced athletic speed and performance
  • Achieve your fitness goals much faster

I want to make sure I provide you with current and up-to-date fitness knowledge and motivation while helping you lead a healthy, active lifestyle. Check out my panel of fitness experts who are here to contribute articles and ideas to help guide you along on your fitness journey.

Fitness Panel

Chris Freytag Bio

Chris Freytag

Chris Freytag is a nationally recognized fitness expert, speaker, and founder of GetHealthyU.com, a website dedicated to helping you Get Better Every Day. She is a contributing editor to Prevention Magazine and an emeritus member of the board of directors for the American Council on Exercise.

Chris has authored five books, created dozens of fitness DVDs, appears weekly on the Minneapolis NBC affiliate and loves teaching classes at Life Time Fitness. Connect with Chris on Facebook, Twitter, Pinterest and get inspired weekly!

Kathy Smith Bio

Kathy Smith

Kathy Smith, president of Kathy Smith Lifestyles, has stood at the forefront of the fitness and health industries for more than 30 years with a collection of books, videos, audios, and DVDs on walking, cardiovascular health, nutrition, strength training, yoga, Pilates, menopause, dance, and all-things-exercise. Her goal and personal mission is to inspire the best in others.

As President of Kathy Smith Lifestyles, she has sold over $500 million in lifestyle products and fitness equipment. In addition to her DVD library, Kathy is an accomplished author, with bestselling titles including Feed Muscle, Shrink Fat Diet and Moving Through Menopause. She has also contributed her expertise on health and wellness to countless media outlets, including the LA Times, USA Today , The Today Show, Oprah, The View, Larry King Live,and many more. Smith recently launched Ageless with Kathy Smith, an age-fighting DVD workout line with award-winning producer Acacia. The first workout, Staying Strong, was released in May 2011, with Total Body Turnaround coming out nationwide in November 2011. 

Kathy has teamed up with Pivotal 5, the industry trendsetter in hand held fitness, to successfully launch two lines of products. In 2009, Kathy Smith partnered with Rejuvenation Prevention + Rehabilitation™ to create a line of seven products targeting the "Actively Ageless". These products pioneered the category of fitness over forty targeting key areas of interest including toning and firming to balance and mobility. Each item comes complete with DVD featuring Kathy Smith's uniquely designed workouts targeting total body fitness and overall wellness. In 2010, Smith helped develop the Kathy Smith Healthy Living brand exclusively for Ross Dress for Less® stores. This exclusive brand promotes the active living across all fitness levels with the Healthy Living System to guide customers to the correct equipment based on their fitness goals.

Kathy can be reached on Facebook and Twitter and online at www.kathysmith.com.

Phil Campbell Bio

Phil Campbell

M.S., M.A., FACHE, ACSM-PT, Sprint 8 Cardio creator, author, Director of KDMC Athletic Performance and Research Center, and Chief Operating Officer of King's Daughters Medical Center in Brookhaven, MS

If you've seen a fitness magazine lately like Oprah's O Magazine, Men's Fitness, Outside Magazine, or OnFitness, you may have seen an article or a quote by Phil Campbell, author of Ready, Set, Go! Fitness that is in the 2nd edition, 8th printing and sold worldwide.

Phil is the creator of the Sprint 8 cardio program that is the featured program in award-winning cardio equipment manufactured by Vision Fitness. His cardio program was called “The Fastest-Working Workout” on the cover of Oprah magazine and recommended to all women by Self Magazine.

Phil's E-Lifts strength training techniques were developed and refined over the years to target fast-twitch muscle fiber. Professional, college, and high school athletes from across the US travel to Phil for speed technique and fast-fiber strength training.  Phil has two master's degrees and is certified by American College of Sports Medicine and is a Fellow in the American College of Healthcare Executives.

Jeff Spencer Bio

Jeff Spencer

Dr. Jeff Spencer, Olympian, ICA "Sports Chiropractor of the Year," and author is one of America’s top champion builders and has been directly involved in 40+ Olympic, World, National and Tour de France championships. He has worked with NASCAR champion Bobby LaBonte, World Series MVP Troy Glaus, and rock legend U2. Spencer has also worked with PGA, WTA, and Supercross champions, ultra-successful entrepreneurs and business standouts, NFL, MLB athletes, as well as Motocross and Formula 1 drivers. Spencer received his master's in physical education and his undergraduate degree from University of Southern California and his doctor of chiropractic degree summa cum laude from Cleveland Chiropractic College in Los Angeles. He has taught post-graduate sports rehabilitation and performance internationally and frequently lectures on peak performance, health, fitness, and wellness. Dr. Spencer is the author of the acclaimed book, Turn It Up! How To Perform At Your Highest Level For A Lifetime and audio program “The Top 10 Tactics From The Champions Playbook.” Please visit Dr. Spencer’s website, www.jeffspencer.com, and Facebook page for more information.