Hello, masturbation is normal, natural thing,it doesnot has any ill effect on body. your hair fall, decreased concentration , tingling in body are probably due to some other medical condition. i would advise you to seek a doctor..
Next Steps
consult a doctor
Health Tips
semen is just like any other fluid of body like.g. sweat.. you cant develop any weakness due to semen loss. it keep on producing in bosy as per consumption