Daily movement is key as we age. But we also need to take extra care to prevent injury. Various props make that easier: blocks and bolsters for yoga; adequate padding for sit-ups; and trekking poles ...

For the most part, trail running doesn't require much overhead. The sport's simplicity is a huge part of the allure. Just pull on your shorts, lace up your shoes, glug some water, and go. Throw in a ...