A heart rate device inspired by Starfish can potentially solve the accuracy problems, detect serious cardiac issues, and solve a crucial power problem, too.

an absolute cheat code to get in shape efficiently. Fitbit allows me to train within the appropriate heart rate zone for targeting my fitness goals. For example, staying in a lower zone will ...

When it comes to exercising, your heart rate is the gold-standard metric to uncover how hard you're pushing. It tells you whether you're working aerobically or anaerobically, how your body is ...

The path to better heart health might just run through your wrist. Scientists at Northwestern University’s Feinberg School of Medicine have developed a new way to assess cardiovascular fitness ...

If they can shape an ultrafast pulse so that it matches the vibrational frequency of the molecule, they can cause the bonds to break in ways that would not naturally occur, giving the researchers ...