Health, by the experts
Medical articles by Dr Boon Lim More than 1108 items endorsed by the best medical specialists

Can you really monitor your heart with your watch?

As mankind races into the future, our technology keeps leaping forward. Innovations like the Apple Watch and Fitbit feature heart rate monitors attached to our wrists, which not only allow us to keep an eye on our fitness, but also open up the possibility of using watches to help spot issues with heart health. Expert cardiologist Dr Boon Lim is here to explain:

Top 7 tips on visiting your doctor about fainting

Syncope (pronounced sin-cope-pee), also known as fainting, blacking out or passing out, can be a worrying problem. London-based cardiologist and syncope expert Dr Boon Lim, who leads the renowned Imperial Syncope Diagnostic Unit at Hammersmith Hospital gave us his top tips for what to record and tell your doctor about episodes of fainting.

What causes fainting?

Syncope is the medical term for fainting, blacking out, or loss of consciousness. Many people have experienced this phenomenon, passing out in a crowd, or on public transport. But why does this happen to certain people? Dr Boon Lim, a leading London cardiologist and expert on syncope explains what causes fainting

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