Fatigue, Feeling Faint, Lightheadedness And Muscle Weakness

Reviewed on 12/21/2020

These symptoms can be related to different types of medical conditions. Fatigue is a symptom that can accompany almost any illness. Muscle weakness can be a sign of stroke if it comes on suddenly on one side of the body; seek emergency medical care if this occurs. Talk with your doctor any time you are worried about your symptoms.

While the list below can be considered as a guide to educate yourself about these conditions, this is not a substitute for a diagnosis from a health care provider. There are many other medical conditions that also can be associated with your symptoms and signs. Here are a number of those from MedicineNet:

At MedicineNet, we believe it is important to take charge of your health through measures such as a living healthy lifestyle, practicing preventative medicine, following a nutrition plan, and getting regular exercise. Understanding your symptoms and signs and educating yourself about health conditions are also a part of living your healthiest life. The links above will provide you with more detailed information on these medical conditions to help you inform yourself about the causes and available treatments for these conditions.

Symptoms & Signs A-Z List

Health Solutions From Our Sponsors