People normally feel that fatigue is caused to excessive physical stress exercise lack of proper sleep and nutrition. But is another angle to this that most people are unaware of. Many serious illnesses may make you tired but there are few minor health conditions that are found to leave you washed out. Anemia Iron deficiency anemia is one of the most common medical reasons to make you feel tired. Your muscles will feel heavy or you will get tired easily especially if you are pregnant. Depression Depressed people usually feel exhausted due to sadness loneliness and loss of appetite. Talk