Lactate is a bad guy in the running world. It’s blamed for lots of bad things including fatigue, muscle soreness, and preventing you from running faster. There is even a well known and widely followed training method – tempo runs – that was originated specifically to help you overcome all the bad things lactate was believed to be doing in your body, therefore helping you run faster.
The problem is that none of the bad things you’ve heard about lactate are true. None of them! Exercise physiologists have known for 20 years that all the bad things previously believed about lactate are not true. That being the case, shouldn’t 20 years be long enough for the running community to finally abandon long disproven ideas about lactate? Read more here.