One of the keys to a long and healthy life might be as simple as a five-minute Japanese workout. This low-intensity routine is still practiced by millions of people of all ages in Japan. Here's what ...

TOKYO — “And now we move on to level two!” calls out a male voice. Then, over some cheerful piano notes: “We’re marching in place! Now, one by one, bring your knees up to your chest. Yes, just like ...

Think you need an expensive gym membership and hours of sweating to stay fit? Think again. The secret to a longer, healthier life might be much simpler than you think—and it only takes five minutes a ...