Feb 11, 2023 · Many conditions and lifestyle factors can cause this common symptom.

Fatigue is a common symptom. Almost everyone feels it during short-term illness. Fortunately, fatigue usually goes away when the illness is over.

Feb 11, 2023 · Seek help for urgent mental health problems Get emergency help if your fatigue is related to a mental health problem and your symptoms also include thoughts of harming …

May 11, 2023 · Overview Myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS) is a complicated disorder. It causes extreme fatigue that lasts for at least six months. Symptoms …

Aug 23, 2024 · COVID-19 can have lasting symptoms that affect many parts of the body. Learn more about the symptoms and effects of long COVID.

May 11, 2023 · Diagnosis There's no single test to confirm a diagnosis of myalgic encephalomyelitis/chronic fatigue syndrome (ME/CFS). Symptoms can mimic those of many …

Dec 12, 2025 · Lupus is a condition in which the body's immune system attacks its own tissues and organs. This is called an autoimmune condition. Lupus causes swelling and irritation, …

Jul 29, 2025 · These feelings of anxiety and panic interfere with daily activities, are difficult to control, are out of proportion to the actual danger and can last a long time. You may avoid …

Jun 13, 2020 · Pneumonia is an infection that inflames the air sacs in one or both lungs. The air sacs may fill with fluid or pus (purulent material), causing cough with phlegm or pus, fever, …

Sep 20, 2025 · At first, iron deficiency anemia can be so mild that you don't notice it. But as the amount of iron gets lower and the anemia gets worse, the symptoms get worse as well. Iron …