Heart racing? It’s possible to lower your heart rate fast, cardiologists say. Try these steps to calm down, reset an abnormally fast heart rhythm or complete a medical test.

Dr Raj Thakkar considers how to manage an otherwise well patient who presents with apparent tachycardia from a ‘Fitbit’ ...

Is there actually a "best" time to work out? Many people are perplexed by this question, especially given the abundance of competing information. The truth is that your body's biological clock, or ...

Best gadgets for insomnia to work with your body’s natural rhythms - From white noise machines to innovative tools, explore ...

A growing number of US teenagers are using caffeine pouches to get an energy rush, say experts who worry the trend could soon ...