Events like Hyrox are drawing a new generation into high-intensity competition. But being able to run fast, lift heavy or boast an impressive VO₂ max doesn’t necessarily mean your heart is healthy.
So how do you know whether your heart is actually ready for strenuous exercise?
Michelle Martin speaks with Dr Bharat Vashdev Khialani, Consultant Cardiologist, Department of Cardiology, NHG Heart Institute, Tan Tock Seng Hospital, about the difference between fitness and heart health.

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