Welcome to HCM
Read your prob, you feel some kind of discomfort during asending n desendinf staircase. this is nothing but age related changes, this happens due to reduse amount of synovial fluid
in knee joint. for it you should take tab glucosemin 500mg for 9 to 15 month. along with it you should start morning walk for 1 to 2 hrs. it helps in releving these symptomes.