Health Secretary Robert F. Kennedy Jr. has upended medical research and public health in the U.S. in many ways. One of the ideas that could be influencing his overhaul of federal health agencies dates ...

Behavioral information from an Apple Watch, such as physical activity, cardiovascular fitness, and mobility metrics, may be more useful for determining a person's health state than just raw sensor ...

A new Apple-supported study argues that your behavior data (movement, sleep, exercise, etc.) can often be a stronger health signal than traditional biometric measurements like heart rate or blood ...