Recent content by cmac

I do a lot of hiking, going uphill is no problem but getting back down I get a really bad pain on the outside of the knee(s) to the point I have to try and keep the leg straight as I come down (not that easy). I have this problem on stairs and ladders to. The knee doesn't swell and gets better...

The route followed by a hiker consists of three displacement vectors A,B , and C. Vector A is along a measured trail and is 1550 m in a direction 24.0° north of east. Vector B is not along a measured trail, but the hiker uses a compass and knows that the direction is 41.0° east of south...