island, a forest, that is, if you go into the forest and there certainly. walking in a beaded pattern the north, well, it’s with poles, this is a candidate, yes, of course, of course, of course, it’s useful, we once had a program , here... there was an athlete, an enthusiast, well, you understand, this is similar to dmitry, you are also waving your arms, in principle, the principle is the same, only you are pushing off, yes, there are other groups working, which are additional, but this you already need sticks, you already need to walk, but i’m in favor of you just getting out and just walking along the street, not waving neither arms, not without, without attracting attention, just thinking about his own things, got up, walked, walked, walked faster, came back, that's what i'm for, so let's move, then it will still be good, time for our traditional section, ask the doctor, ask a question, raise your hands, good morning doctor, my name is anastasia, i have a question, when i go up and down the stairs, there is a sharp pain in my knee, it hurts for 2-3 days and it goes away for 2-3 mon