sir, i am 28 yrs old n my wt is 66 kgs n ht is 5' 2" n i have pain in rt knee. it is worse with my daily activities like stair climbing n since i m a lecturein physiotherapy college so need to stand for taking the lectures. i had an injury while doing squatting many years ago say abt 3 or yrs ago at that time i just heard a sound thats it but now my knee pain has bcome worst started gradually but has been there now through out d day.