If you or someone you love finds it difficult to stand up from the toilet without using your hands, it might seem like a small issue. But in health and aging, this movement—known as the "sit-to-stand" ...

This ordinary movement quietly combines several abilities that often decline at different speeds.

I recently read an article about Nick Woodman, creator of GoPro, in Bloomberg and Forbes magazine. I am a little intrigued by Nick and other entrepreneurs just like him. Around 2002, Nick’s first two ...