Not All the Data You Get From Your Fitness Tracker Is Accurate—These Are the Most and Least Reliable Metrics

Learn the two most accurate fitness tracker metrics, according to new research and which ones aren’t science-backed.

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16 Upper Glutes Exercises Personal Trainers Swear By for a Stronger Butt

Why your upper glutes deserve more love, and the best exercises to strengthen them.

woman doing an upper glutes exercise with an exercise band.