At the beginning of the year, I started running again. As such I've been experiencing some muscular aches and pains. One area I've always struggled with is my calves. Years of teaching step aerobics on gym floors. Over the years I've learned ways to work on my tight calves. One way is this calf release with a tennis ball. One thing I really got into during my yoga training was using tennis balls to release tight muscles. From my feet, glutes, the knot between my shoulder and my calves. If …