A member asked:

Arm started shaking after i held my nephew or a folder for a few minutes and it felt really weak some times it shakes for no reason?

5 doctors weighed in across 2 answers

Multiple causes: Get examined and get blood and urine testing. This may be a normal variation or suggests underlying neuromusscular illness

Answered 10/22/2016

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Muscle fatigue: Sound like muscle fatigue. Try to do some upper body strengthening exercises to build your muscles up. Should help you

Answered 9/20/2020

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