OnFitness Magazine Articles
Smart Fitness. Stronger Living.
Explore evidence-based articles on training, nutrition, recovery, health, and longevity — written for adults who want to build strength, move well, and stay active for life.
What Matters Most for Lifelong Fitness
Lifelong fitness isn’t about extreme workouts or short-term goals. It’s about consistency, strength, recovery, and training in ways that support health and independence as you age.
Surfing Fitness After 70: Training, Recovery & Longevity Lessons from Joseph Grassadonia
At 73, Joseph Grassadonia is still surfing Hawaii’s North Shore—and thriving. Discover how he stays strong, pain-free, and energized through a mix of intermittent fasting, strength training, and natural recovery.
Garrett McNamara's Kick Ass Workout
Garrett McNamara isn't your typical surfer. In 2003 he competed in the Tow Surfing World Cup at Jaws in terrifying 70-foot surf, which even he admits was scary. He won and took home the $70,000 purse and the world title. In that same year, he caught a death-defying 20-foot Hawaiian barrel at Jaws.