Question

What is the definition of anaerobic threshold (AT) during a workout?

A) The point at which your breathing becomes steady and rhythmic.
B) The point at which you reach your maximum heart rate.
C) The point at which your muscles are using oxygen efficiently.
D) The point at which lactic acid accumulates in your muscles, causing fatigue.

Answer 1

The anaerobic threshold (AT) during a workout is the point at which lactic acid accumulates in your muscles.

Step-by-step explanation:

The definition of anaerobic threshold (AT) during a workout is the point at which lactic acid accumulates in your muscles, causing fatigue.