Drowsiness, Excessive Sweating, Fatigue And Feeling Faint

Reviewed on 8/30/2021

These symptoms are common to many different medical conditions. Fatigue, feeling faint, and excessive sweating may occur with low blood sugar. A number of conditions including poor quality sleep or insomnia can cause drowsiness. Because these symptoms are related to multiple conditions, it is important to remember to discuss all of your symptoms with your healthcare provider to find out the cause and receive the correct treatment.

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

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