Say hello to The Sweat Experts.

Got a question about hydration?

We're here to answer any questions you have about hydration.

Hit us with questions about the science of hydration.

Or about tweaking your personalised strategy, or how to prepare for an important event.

But please, PLEASE, don't send us pictures of your urine and ask us to tell you if you're dehydrated. We can't unsee that sort of thing.

Oh, and check out our Science page, FAQs and blog for more info too.

Please don't ask us to analyse your pee