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. Discover how strength training, intermittent fasting, and recovery help him stay strong, pain-free, and energized.
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.