In practical terms, a calorie is the unit we use to measure the amount of energy supplied by food and the amount burned by activity. When the calories you eat equal the calories you burn, you maintain your weight. Eating more calories than you burn results in weight gain. Burning more calories than you eat results in weight loss. Calorie Expenditure is the amount of energy your body uses to walk, run, sleep, read, breathe, or anything else.
Dehydration is the condition that occurs from a loss in body water.
Symptoms of dehydration vary depending on the extent of decreased body fluid. Thirst, the mildest symptom, can progress and turn into weakness, dizziness, exhaustion, and in severe cases can eventually lead to death. Gram is the basic unit of mass in the metric system. Muscles appear fuller when glycogen levels are high. Homeostasis refers to the maintenance of consistent internal body conditions.