This is one of the ways muscles become fatigued, and carnosine helps prevent it by reducing muscle acidity, thereby increasing the amount of work they can do before running out of juice. (legionathletics.com)
It is very ergonomically designed, built for comfort, and you can use it for a long time before becoming fatigued. (geekwrapped.com)
Your body can become fatigued due to a lack of electrolytes from either exercise, vomiting, or not getting enough nutrients due to nausea. (momtricks.com)