Substances produced by the immune system to help fight infection also cause fatigue, which is why people naturally feel the need to sleep when sick.

Authors

• Person: Not available Organization: Harvard Medical School
  Why Sleep Matters: Consequences of Sleep Deficiency

Sources

• Why Sleep Matters: Consequences of Sleep Deficiency sleep.hms.harvard.edu Harvard Medical School via serper

Referenced by nodes (3)

• infection concept
• immune system concept
• fatigue concept