Fatigue is a subjective feeling of tiredness or exhaustion or loss of energy in humans.

Look up fatigue in Wiktionary, the free dictionary.

Fatigue may also refer to:

• Central nervous system fatigue, changes in the synaptic concentration of neurotransmitters which affects exercise performance and muscle function
  • Synaptic fatigue
• Chronic fatigue, long term fatigue that limits a person's energy or ability to carry out daily activities, also known as central fatigue
• Cancer-related fatigue, a side effect of chemotherapy, radiation therapy, and biotherapy
• Compassion fatigue, a lessening of compassion common among those who work with trauma victims
• Muscle fatigue, the decline in ability of a muscle to generate force, also known as peripheral fatigue
• Battle fatigue/Combat fatigue, an outdated term for:
  • Combat stress reaction, a military term for short-term behavioral disorganization
  • Post-traumatic stress disorder, a medical term for a long-term disorder
• Effects of fatigue on safety in transportation and shift work
  • Pilot fatigue
  • Sleep-deprived driving

• Fatigue (material), the initiation and propagation of cracks in a material due to cyclic loading
• Voter fatigue, public apathy about elections
• Information fatigue, impairment caused by excessive information
• Fatigue (safety), implications of tiredness in many fields, especially transportation
• Fatigue Mountain, on the border of Alberta and British Columbia, Canada
• Fatigue duty, work assigned to military men that does not require the use of armament.

• Fatigues (disambiguation), for topics known by the term fatigues (plural)
• Metal Fatigue (disambiguation)

This disambiguation page lists articles associated with the title Fatigue.
If an internal link led you here, you may wish to change the link to point directly to the intended article.