Test Max 365 then instead of doing the 12 repetitions, you can not do more than 9 or 10. Although, if that is the case, you should not worry or demotivate yourself, since nothing bad happens. In fact, many of these workouts are set up with fewer repetitions. Intensity: Take rest times seriously and try not to overdo it, otherwise you'll be leaving too much recovery time to muscle. To make it easier for you, you can do the training at the same time as the video.