More common causes include stress (positive or negative), weather changes, estrogen withdrawal, fatigue and sleep disturbances (hence, perhaps, the association with alcohol, which can disrupt sleep), as well as overuse of over-the-counter pain medications.
(Other causes include stress, some kinds of chemotherapy, head and neck trauma, sinus infections, and multiple sclerosis).
Less obvious but more important is that lack of sleep and lack of sex share some common underlying causes, including stress.
Common causes include ischaemia, inflammatory and infectious conditions.
Common causes include insect bites and stings, foods, and medications.
Common causes include cachexia, cardiac failure, arrhythmia, and secondary infections.
Less common causes include muscle enzyme deficiencies, electrolyte abnormalities, infectious causes, drugs, toxins and endocrinopathies.
Common causes, including cigarette smoking, psychosocial stress, chronic residence at high altitudes and chronic lung disease, were excluded.
Common triggers for mood episodes include stress, substance abuse, and sleep deprivation.[49].[49]
