A common misunderstanding is that such soreness is due to lactic acid build-up in the muscles. Research, however, shows ...

Here's what you should know about lactic acid build-up in your muscles, and how to reduce it. During high-intensity workouts, your body produces a byproduct called lactic acid, or lactate.

Too much lactic acid build up can cause the muscles to function poorly and over a long period of time feelings of fatigue, heavy legs and general tiredness can set in. When you get into an ice bath ...

Lactic acid works to help break down build-up, in turn helping to reduce both irritation and itchiness. This facial exfoliator might not be cheap but it is incredibly effective. Formulated with ...

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.

Liam Neeson said he was recommended to cut down on the drink which he said helped the pain from his leg cramps.