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If you're an exercise fan, you'll know that sweating is how our bodies keep us cool, but how much water we lose and which bits of us get wettest depend on a whole host of factors.

Jamaican listener Andre wants to know why he sweats in a heart-shape when he hits the gym, and we find out how everything from the clothes he wears to the moves he's doing explain his unusual perspiration patterns.

In Kenya we meet a woman whose permanently clammy hands cause her to drop her mobile phone, and sweaty feet start to stink when she spends too long in shoes.

Hyperhidrosis is a condition affecting millions of people worldwide but an expert explains some of the treatments for this mysterious condition.

Presenter: Marnie Chesterton
Producer: Marijke Peters

Image Credit: Getty Images