Heart rate: Heart rate refers to the number of heartbeats per minute, and different training objectives have different requirements for heart rate.

Lean body weight: refers to the body weight left after fat removal, which is the most commonly used term in bodybuilding. Whether a person practices well or not, fat content and lean body mass are the key.

Basal metabolism: Basal metabolism means that even if you do nothing, the more calories and muscles your body can consume in a day, the higher the basal metabolism.

Body fat percentage: body fat percentage = (total weight-lean body weight) total weight X 100%. Generally speaking, male 10% and female 15%.

Stretching: refers to muscle stretching exercises. During stretching, it is necessary to avoid back and forth vibration. What you need to do is to pause the longest point of muscle stretching 15~20 seconds and take a deep breath at the same time.

Mixed metabolic exercise: Mixed metabolic exercise is a continuous exercise under the condition of alternating aerobic and anaerobic metabolism and energy supply, and mixed metabolic exercise is a continuous exercise under the condition of alternating aerobic and anaerobic metabolism and energy supply.