Fetal heart rate (FHR) is one of the most critical indicators of a baby's well-being and development during pregnancy. It measures the number of times the baby's heart beats per minute (bpm) while in ...

These days, it may seem like there’s a million different data points that you’re supposed to keep track of—hello, steps, sleep, and recovery scores!—and it’s difficult to know which ones are worth ...

Most fitness trackers offer a wealth of heart-rate data. Here’s how to make sense of it. By Talya Minsberg If you wear a smartwatch or fitness tracker, you likely already have access to a steady ...