20 Mar

High Intensity Exercise: Why Does It Make Us Feel So Good…?

Posted under: Cardio High Report, Health

Everybody assumes we feel great after exercise because of our endorphins, the naturally occurring opiates in the body. But it turns out we feel good due to our endocannabinoids (our body’s own naturally occurring marijuana) which kick in after we ramp up the heart rate. Gretchen Reynolds of the NYT[…]