<s>[INST] goodmornig doctor sir, i m 19 yrs old and i m preparing for medical exams bt i lost many logics and solution very early even after 2 days i hd learnt , i m confused is it the ause of excess masturbation which i practice every day since i ws 15 . i feel very tired and some time i hd too much back pain . and i try to stop masturabation bt i cold not pls help doctors how can i keep my self away frm it and create my 100 %focus on studies . pls i try my best to leave my masturbation pls solve my problem doctor [/INST] hello , i understand your concern regarding your studies and health, for your kind information masturbation does not cause any weakness to the body but it can be worrisome if done in excess like everyday , worst thing about it that it wastes your valuable time and distracts your focus and concentration towards studies..... you need to be determined about not thinking of masturbation ...like start with small goal that you will not masturbate for 2 days and then make it once a week.... it will give you happiness that you are saving lot of time.... another very good way to to increase your will strength is ''yoga'' ... do meditation and yoga early morning to improve your mental strength.... remember its all in mind... i hope i have answered your query... let me know if you need more help..!take care </s>