A member asked:

My legs go weak and want to give out i'm finding it hard to concentrate i'm feeling physically drained and fatigue . what can be the cause???

A doctor has provided 1 answer
Dr. Donald Collins answered

Specializes in Family Medicine

Many: There can be many causes of this including viral infection, anemia, thyroid problems, even depression. Also, pregnancy can cause this. You need to see your doctor and have tests to determine the cause. Good luck!

Answered 7/27/2017

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