In some cultures, sitting on the ground is common, but that tends not to be the case in the U.S. — should it be?

Health specialists say that sitting cross-legged on the floor may help improve flexibility, balance, and longevity — but warn ...

The longstanding advice to "sit up straight" has been turned on its head by a new study that suggests leaning back is a much better posture. Researchers analyzed different postures and concluded that ...