Does drinking water cause cramps during physical activity?
No. The cause of cramping is not fully understood, and is likely a combination of many factors. Cramps are mostly associated with muscle fatigue in combination with poor stretching habits. Dehydration and electrolyte disturbances can play a role, however, so it is recommended that an athlete maintain an adequate hydration and nutrition status. Which is worse, the heat or humidity? Both play a role in dehydration and heat illnesses. The hotter the ambient temperature, the more the body needs to sweat to keep cool, and dehydration can occur. When it is very humid, the sweating mechanism for cooling is not as efficient, and a rise in core body temperature could occur. Hot and humid weather together therefore can be a dangerious combination. Hot, dry weather can be a problem as well, since sweat evaporation occurs easily and the athlete may not be aware of the level of fluid loss. In summary, remember that adequate hydration is important at all times, but especially during the active summe
