Fitness Trackers
Wrist devices that estimate activity, sleep and heart-rate trends.
- Best for
- step tracking, workouts and general trend awareness
- Check
- battery life, comfort, display, app support and measurement limitations
Consumer tracking devices that can support awareness of movement, heart rate and weight trends. These guides are designed to help you understand features and trade-offs without pretending one choice is right for everyone.
Each page explains what the product is, who may find it useful, what to look for, common mistakes, care and alternatives.
Wrist devices that estimate activity, sleep and heart-rate trends.
Chest-worn sensors for exercise heart-rate tracking.
Simple devices focused on step counting.
Connected scales that record body-weight trends and may estimate body composition.
Use these articles for context around exercise, recovery, nutrition, sleep or everyday wellness.

Put recovery scores into context instead of treating one wearable number as a diagnosis.
Read article →
Learn why wearable heart-rate readings can change during steady exercise.
Read article →
Use tracking data alongside practical movement habits rather than in isolation.
Read article →