Ready, aim, fire—the latest health trackers use sensors to check your urine for proper hydration, ketone levels, and possible kidney stones.
Waking up to pee once every night is normal. Anything more than that may be nocturia.
Getting up once to pee during the night is normal. But if it happens more often, doctors say it could signal an underlying ...
Add Yahoo as a preferred source to see more of our stories on Google. Your bladder can signal the brain when it's full, even while you're asleep. Happyphoton/iStock via Getty Images As you drink water ...