Are you Overtraining?

Exercising regularly helps to prevent disease and prolong lives, and exercising intensely can prevent disease and prolong lives even more.¹

However, a study from Karolinska Institute suggests that exercising intensely too often can harm your health, and perhaps even shorten your life.² This study showed that people who tried to do intense workouts on an almost daily basis developed severe damage to their mitochondria that markedly:

reduced their ability to exercise by reducing their maximum ability to take and use oxygen, and

increased their risk for high blood sugar levels and diabetes by making their cells less responsive to insulin.

Mitochondria are chemical structures inside your cells that