tolerance

Caffeine is one of the absolute best ergogenic aids available; meaning, it enhances an individual’s energy use, production, and/or recovery. When caffeine is taken in moderate to high doses, major improvement is seen in resistance to fatigue, improved endurance, improved physical performance...

Build Muscle With Bad Words – Studies have shown that swearing increases pain tolerance. In one experiment, 67 subjects were asked to see how long they could keep their hands immersed in freezing water. Some of them were told to cuss and others were told to repeat neutral words like “spaghetti!”...