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Cardiology news

Smartphone unlock can measure heart rate, potentially bringing health monitoring to billions worldwide

Wearable devices like smartwatches and fitness trackers have revolutionized the way we monitor our health. Worn around the clock, these devices quietly collect valuable data—from heart rate and blood oxygen levels to sleep ...

Heart elasticity may hinge on a hidden genetic switch

The human heart must constantly adapt to changing demands—a task that requires tightly coordinated molecular shuffling in heart cells. One of the key regulators of this process is RBM20, a protein that controls an editing ...

The dangers of legitimizing doping

In Las Vegas May 2026, athletes compete in an international sporting event that explicitly allows them to use performance-enhancing drugs (PEDs). The Enhanced Games openly encourages competitors to use substances banned in ...

Move more for your health, not just for the scale

With obesity now affecting more than 40% of U.S. adults and fueling rising rates of heart disease, a new scientific statement from the American Heart Association calls for a comprehensive treatment approach that puts physical ...

Naloxone use during cardiac arrest linked to improved survival

A new study by emergency medicine researchers at UC Davis Health set out to assess the effects of naloxone administration by first responders treating patients with out-of-hospital cardiac arrest (OA-OHCA). The study, published ...