sports · sports

Running earbuds need to stay in your ears during movement, handle sweat, and optionally let ambient sound through for safety. This guide covers the fit systems, waterproof ratings, open-ear vs in-ear tradeoffs, and which models work best for different running styles.

Fitness trackers and smart bands monitor activity, heart rate, and sleep at a lower cost and smaller form factor than smartwatches. But accuracy varies significantly, and the right choice depends on what metrics you actually care about tracking. This guide covers what the sensors really measure and which bands deliver on their claims.