Calcium supplementation is one man’s cure and another man’s poison. Actually, it’s a cure for many men, but a poison for many women—and it all comes down to iron metabolism. The Iron Difference Between Men and Women Men tend to accumulate iron, while women tend to lose it—at least until menopause. The most absorbable form…
The classic model of fatigue focused entirely on the body: muscle depletion, lactic acid accumulation, and declining performance. According to this outdated view, the athletes who could push through their “poisoned” muscles were the most successful. But over time, this peripheral fatigue model has been challenged. After all, muscles always have some reserve capacity. Clearly,…