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Every action a human being does requires some energy to bespent and it gets replenished by proper and healthy nutrition. Sometimes, aperson spends entire days working hard and the feeling of tiredness lasts forprolonged periods of time. Some people feel tired all the time and they alsoexperience lightheadedness, body aches and dizziness, in spite of restingproperly and ingesting food with high nutritional values. If one feels tiredall the time, the doctor should be visited because it may be an indication ofsome serious underlying condition.

Reasons and Causes

The perpetual feeling of tiredness may be caused by numerousailments and conditions. One of the most common causes of constant tiredness isanemia. It is a condition in which a person has insufficient amounts of redblood cells and they are needed to carry oxygen to all the cells in the humanbody. Oxygen is essential in burning food and releasing energy.

Anemia isusually caused by cancer, kidney failure, rheumatoid arthritis, vitamindeficiency, iron deficiency, internal or external blood loss and menstruation. Anemiais more common in women because of menstrual cycles that involve bleeding andexcess amounts of iron needed during pregnancy and breastfeeding.

Diabetes maybe another cause of constant tiredness because glucose fuels the release ofenergy in the cells. People who suffer from type 2 diabetes suffer from highlevels of glucose in the blood and their bodies cannot use the glucose toprovide energy so they feel perpetual tiredness. Another cause may be acondition known as hypothyroidism. The thyroid is a gland that regulates themetabolism and secretes hormones and is placed on the front portion of theneck. Hypothyroidism involves hormone deficiency which leads to constanttiredness. Numerous sleep disorders can also be the cause of feeling tired allthe time. The most common ones include insomnia and apnea. The human bodyrequires sleep in order to function properly and rejuvenate and repair its cells.

Insomnia is a condition in which a person suffers from lack of sleep whilesleep apnea is characterized by an interrupted sleep caused by obstructedbreathing. Other reasons may include chronic fatigue, degenerative diseases,excessive alcohol or drug abuse and medication side effects. In order toprevent the feeling of tiredness one should develop good sleeping habits,establish a balanced diet which does not contain processed foods, exerciseregularly, drink abundant amounts of water on a daily basis and avoid caffeineintake as much as possible.

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