why do i sleep so much

Excessive sleepiness or sleeping a lot can be caused by various factors including sleep disorders like sleep apnea or narcolepsy, poor sleep quality, mental health issues such as depression or anxiety, physical health conditions, medication side effects, and lifestyle factors like irregular sleep schedules or substance use. Other causes can include autonomic dysfunctions, environmental disturbances, pain, and neurological or psychiatric conditions. Identifying the exact cause may require looking into lifestyle habits, physical and mental health, and possibly consulting a healthcare professional for proper diagnosis and treatment.