Depending on who you ask—this can be a controversial topic. But in reality, it’s straightforward. Before we get into exactly what you should, and shouldn’t be doing, let’s take a step back and consider the bigger picture.
There’s a common misconception about what conditioning is. Most people seem to think that it’s as simple as conditioning = cardio.
Read Conditioning for Strength Athletes at its original source Breaking Muscle:
https://breakingmuscle.com/fitness/conditioning-for-strength-athletes