IS AGING ALL IN YOUR GENES? ■ FOODS, AND YOUR LIFE SPAN ■ WHY WE CRAVE BAD FOODS ■ DIET AND LONGEVITY ■ FATCAN BE A GOOD THING ■ SPEED, POWER, AND MUSCLE ■ THE ART OF ULTIMATE TRAINING ■ MUSCLING FAT AWAY ■ VOLUME 21, NUMBER 2, 2020 ® FITNESS, NUTRITION, HEALTH & SCIENCE THE ELITE SPORT OF SPACEWALKING NASA astronaut/spacewalker Christina Koch How space exploration is helping scientists research our bodies' immune system's ability to fight earthly viral infections and diseases. IS AGING STRATEGIES LONGEVITY, TO LIVE ALL IN DIET, AND LONG AND OUR IMMUNE YOUR PROSPER GENES? SYSTEM Keep on sale until November 15 SEPTEMBER/OCTOBER 2020 www.onfitnessmag.comhttp://www.onfitnessmag.com