Fatigue

Fatigue is a condition of the human body when it is unable to function properly until it has rest.
When we have worked too hard or too long without sufficient rest, we become tired and lack enough energy for any normal activity.

Doctors tell us that fatigue is produced from poisons in our bodies. This type of fatigue of the is called physiological fatigue. However, too much mental strain can also result in fatigue. Mental fatigue can occur in a person when has had too much mental activity with enough rest. This type of mental fatigue is called psychological fatigue.