i have read your question with care and understand that you have numbness of your hands when you sleep. first and foremost masturbation is physiological and it is a normal phenomenon. it does not cause any problem or any side effects. it does not interfere with your general health and with your sex life. it dose not cause hand numbness or elbow pain. so there is no need to stop it and worry about this. please do not believe non-medical articles or rumors. coming to your job with computers this is repetitive strain and it can be a reason for the hand numbness. you need to consult a neurosurgeon in person to undergo clinical examination measurement of muscle reflexes and sensory system examination to know if there is a nerve compression which causes the numbness. also to know whether the numbness is just postural due to reduced blood flow. we cannot determine the cause of numbness without clinical examination. about hypothyroidism i suggest you to get your thyroid profile done before taking any drugs. for further information consult a neurologist online --> <link>
does masturbation cause arm numbness and pain?