Dr. Hanif warmly Welcomes you! Thanks for consulting at my virtual clinic. I have carefully worked through your case, and I can realize your health worries. Being your physician, I assure you not to worry as I will take care all of your medical concerns.   The weakness looks due to the blood supply issues to the (motor homunculus) brain area, due to ischemia and vascular occlusive disease. The profuse sweating has many reasons. May be diabetes, Blood pressure issues, thyroid problems, cardiac issues, hepatitis,deteriorated kidney functions etc etc just to list some of them. You need to consult your physician for diagnostic labs, to rule out disorders mentioned above. If you need further, detailed and quick assistance related to any health issues, feel free to ask me a question directly from my profile. You can also attach Lab reports and pictures with direct question. Have a wonderful time ahead. Please don t forget to give your valuable feedback and five star rating, to help me assist you always in a better way. Click on Thanks & I Find This Answer Helpful too. Please, write a review on my profile, about your experience with me.   Regards! DR. MUHAMMAD M. HANIF USA