How are changes in water and electrolytes in different situitations?

Water exchange normally individuals consume 2-2.5 L/Day Loss (250 ml in stool, 0.8-1.5 L in urine and 600 ml insensible loss as sweat and lung vapor) Fever increases loss at 250ml/degree/day Sweat is hypotonic solution, insensible water loss is pure water, GI loss are usually isotonic or slightly hypotonic.