Physiology - Lactate Threshold Testing

Many athletes and coaches use the term lactate threshold. Sometimes it is used in reference to a particular workout intensity and sometimes to testing but many times the meaning is unclear.

What is lactate and the lactate threshold?

We are able to live and exercise because our bodies are incredibly efficient at taking food and converting it into energy that we can use. Fat, carbohydrates, and protein are the three main types of nutrients that we can convert to energy.