Hunting Tips Contents by Todd Butler The human body is roughly
2/3 water. Water is necessary for proper function of the organs,
joints and muscles. Dehydration occurs when the body is losing
more water than it is taking in. We lose water several ways
including the simple acts of breathing, sweating, and going to
the bathroom. It can also be heightened by illnesses such as
vomiting and diarrhea and medical issues such as diabetes or
severe burns. Starting your workout dehydrated reduces the
amount of fluid circulating in your bloodstream and bathing your
body's cells. Less circulating fluid makes your heart work
harder during exercise, which drives up your heat production. It
also limits your body's ability to produce cooling sweat. The
result: your body's core temperature rises faster and endurance
suffers. The level of water loss necessary to cause dehydration
issues for most people is surprisingly low. The loss of as
little as 2% of the bodies total fluid can cause minor
dehydration, loss of 5% is classed a