Found yourself going a bit overboard with high-strength skincare acids? Lactic acid is the low-strength, gentle alternative that has incredible benefits, without the sensitivity. If you’re ...

So you been sprinting, Lily? Just a bit of cramp? So that's the lactic acid building up. When an athlete does too much or runs too vigorously, not enough oxygen can be delivered to the muscles.

LDH is an enzyme that turns sugar into energy. The LDH test tells you how much LDH is in your blood or other body fluid. (Photo Credit: E+/Getty Images) The lactate dehydrogenase (LDH) test ...

It's always difficult to find out that an expensive product is truly as effective as it's purported to be, but once you try this nightly lactic acid treatment, you won't want to turn back.