D-ACE HEALTH LIBRARY

A woman with her hands resting on the back of her neck, showing reddish, scaly lesions on her hands and the back of her neck. (Image credit: Freepik)

A female scientist holding up a test tube containing a blood specimen

A lady sitting at a table with a laptop in front of her, rubbing her eyes with her left hand and holding a pair of glasses in her right hand.

Front view of a man in pain holding his right knee with both hands.

A man with a headache, squeezing his head with his right hand