Watch a homemade medieval trebuchet fling a ball of fire into the night sky. The counterweight drops, the arm swings, and a ...

Increasing your daily step count is more important for weight loss than the exact number of steps. Your body weight, effort, and pace affect how many calories you burn from walking. Adding intensity ...

Julia is the associate news editor for Health, where she edits and publishes news articles on trending health and wellness topics. Her work has been featured in The Heights, an independent student ...