top of page

Elijah Handelsman is the owner of Physical Peak and Fitness Coach.
With over 9 years of experience operating as an athlete, nutrition coach and personal trainer, my expertise includes programming and training people of all ages, backgrounds and fitness levels. Working with so many different clients has given me two incredible things: the opportunity to help change the lives of my clients for the better and follow my passion for fitness. Elijah has been a part of healthy change to countless people over the years. Elijah takes an intellectual approach to fitness and combines his various skill sets with the wants and desires of his clients to produce incredible outcomes.
In addition to working with one-on-one either at-home, at his private studio, or at two medical offices ,he has trained and currently active coaching and teaching the following: Rehab Exercise, TRX, Pre & Post-Natal, Senior Fitness, Corporate Wellness, Online Training for Brides and Sports Specific Training. Elijah is also an independent contractor for a New York based company "Exubrancy" for corporate wellness. 
Elijah resides in Palatine, IL with his girlfriend and his two pets, Madden “Diva” (Boston Terrier) and Chubs (Hedgehog)
B.S. in Health and Fitness (NMU)
ASFA Personal Trainer Certified 

Certified Functional Aging Specialist
Precision Nutrition Level 1 Coach
USA Sports Performance Coach, Expired (Renewing) 
Training for Warriors Coach Level 1

About Us

Rebecca Tinberg Willis is the Online Nutrition Coach for Physical Peak. She received her nutrition certification through Precision Nutrition, a highly respected team of doctors, nutritionists, naturopaths and personal trainers who not only work with the general population, but also with world class and Olympic athletes and athletic teams.  "I learned the nitty gritty details of our body’s biochemical processes and the details of our metabolism. I had already been using their nutritional theories for myself very successfully, and now I am certified to coach others on their methods". She also hold a degree in Social Work from the University of Wisconsin, Madison and a Masters of Science. Rebecca resides in Glenview, IL with her three children and her dog Peanut. 

Contact Rebecca to begin YOUR Free Online Nutrition Consultation


bottom of page