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Doctor insights on: My Arm Feels Weak

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I got bit by a mosquito in a park a few hours ago and now my arm feels weak. What could be the reason for this?

I got bit by a mosquito in a park a few hours ago and now my arm feels weak. What could be the reason for this?

I do not know: Usually a mosquito bite would not cause weakness in the whole arm. If it continues, see a healthcare provider. ...Read more

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Shooting pain in my right arm now and again, makes my arm feel weak and slightly numb?

Shooting pain in my right arm now and again, makes my arm feel weak and slightly numb?

Needs Evaluation: This may represent a problem coming from your neck. Irritation of a cervical root by a disc protrusion can cause these symptoms. You should be examined to determine if further imaging studies like a MRI are needed. ...Read more

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I'm so scared. 37 year old female. Noticed my thumb twitched a couple times within the week and now my arm feels weak. Could it be Parkinson's?

I'm so scared. 37 year old female. Noticed my thumb twitched a couple times within the week and now my arm feels weak. Could it be Parkinson's?

Not parkinsons: you need to talk to a neurologist for more details but no Parkinson's does not cause weakness, it causes tremor at rest, cogwheel rigidity and slowness of movement ...Read more

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What does it mean if my left arm feels weak and i can only use it for like 10mins. Then I have to stop using it?

What does it mean if my left arm feels weak and i can only use it for like 10mins. Then I have to stop using it?

See your DR: Probably you are not fit enough for longer work out. Gradually increase your exercise duration. Eat more meat. Have yourself examined for some thyroid, muscular, & neurological disorder. Take care! ...Read more

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How long can it take muscle to waste? My dominant arm feels weak but i can still lift things. It also looks skinnier.

How long can it take muscle to waste? My dominant arm feels weak but i can still lift things. It also looks skinnier.

Need reason: Muscles waste, or atrophy when they are not used, (use it or lose it) because of being in a cast, bed bound or a neurological problem. It would not be normal to see wasting in an arm that is being used normally. After a week of no use you can see it. If there is no obvious reason for this then see a neurologist. Good health. ...Read more

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My forehead started to feel numb. then my face. then my left arm feels weak. after a week I still feel like this. lwhat could it be??

My forehead started to feel numb. then my face. then my left arm feels weak. after a week I still feel like this. lwhat could it be??

See a neurologist: impingement or entrapment of the facial nerve can cause numbness in the forehead and face. Weakness in the left arm complicates the diagnosis. Get checked by a neurologist. ...Read more