MedlinePlus is a service of the National Library of Medicine (NLM), the world's largest medical library, which is part of the National Institutes of Health (NIH). It was built as an online health information resource for patients and their families and friends.
MedlinePlus presents high-quality, easy to understand, relevant health and wellness information that is trusted.
... lives. Most ovarian cysts are small and don't cause symptoms. Women may not find out that ...
... cancer is hard to catch early. It doesn't cause symptoms right away. When you do get ...
... happens when nerve cells in the brain don't produce enough of a brain chemical called dopamine. ...
... provider if: NSAIDs and self-care measures don't help, and the pain interferes with your life ...
... and stroke. Many people who have PAD don't have any symptoms. If you have symptoms, they ...
... you become an adult, your personality usually doesn't change much.What are personality disorders? Personality disorders ...
... Pituitary tumors are common, but often they don't cause health problems. Most people with pituitary tumors ...
... spread it to others even if it isn't making you sick.What is pneumocystis pneumonia (PCP)? ...
... labels say. Keep dangerous products where children can't get to them. Treatment for poisoning depends on ...
What are post-COVID conditions (long COVID)? COVID-19 (coronavirus disease 2019) is an illness caused by a virus. Many people get better within a few days ...
... you become pregnant, contact your provider. But don't stop taking the opioids on your own. If ...
... taking opioids or are addicted to drugs, don't stop taking them suddenly. That can be dangerous ...
... PMS.What causes premenstrual syndrome (PMS)? Researchers don't know exactly what causes PMS. Changes in hormone ...
... to five years after getting it. PSP isn't life-threatening on its own. It can still ...
... many joints. The joint and skin problems don't always happen at the same time. Your doctor ...
... lightheadedness, or fainting Sometimes people with PE don't have any symptoms until they have serious complications, ...
... of breath A dry, hacking cough that doesn't get better Fatigue Weight loss for no known ...
... death. About half of the people who don't quit smoking will die of smoking-related problems. ...
... primary type. What causes Raynaud phenomenon? Researchers don't know exactly why some people develop Raynaud phenomenon. ...
... And if you are not a smoker, don't start. Take precautions if you are using household ...
