Medical [Latin ars medicina = the art of healing] and Psychiatric [Greek psyche = mind or soul, iatreia = healing] Conditions: Any health condition that adversely impacts sleep and/or wakefulness. Poor health can interfere with sleep. Pain and discomfort, the alteration of certain body functions, or the use of medication might make us sleep too much, too little, or at the wrong times. Some health problems are more likely than others to impose on sleep.


Click on the links below for more information about specific Hypersomnia disorders:

Physical Illness and Injury:  common physical illnesses and injuries that interfere with some aspect of sleep. ...more

Psychiatric Conditions:  several psychiatric illnesses that are likely to impact sleep. ...more

Extra! Drugs and Sleep: how sleep is impacted by a host of drugs, including:  Prescription Medications, Over-The-Counter (OTC) Medications, and Alcohol. ...more