Urine testing for hydration may be a waste of time 🗑

It's used widely in sporting contexts, but is it actually accurate?

Reviewing the current methods of assessing hydration in athletes & Urine specific gravity as an indicator of dehydration in Olympic combat sport athletes; considerations for research and practice.

Background

Urine testing, both urine specific gravity (USG) and urine osmolality (UOS), is a common method to assess hydration status of athletes

There are some …