When it comes to physical training, the 10 principles of physical training that should be kept in mind are: overload, progression, specificity, variety, recovery, balance, warm-up, periodization, skill acquisition, and safety. Overload involves gradually increasing the intensity of physical activity so as to improve endurance, strength, and flexibility. Progression requires adjusting the intensity, duration, and frequency of exercise to ensure continued progress. Specificity means selecting exercises that target the specific muscle groups or fitness components one wishes to improve. Variety encourages incorporating different activities into one's physical training regimen to prevent boredom and to ensure that all muscle groups are exercised. Recovery is essential to allow the body to rest and rebuild itself. Balance involves working all major muscle groups, and addressing all components of physical fitness. Warm-up is necessary to prevent injury and prepare the body for physical activity. Periodization involves organizing the intensity, duration, and frequency of exercise into cycles. Skill acquisition involves learning and mastering the proper techniques of various exercises. Finally, safety should be kept in mind when engaging in physical activity to prevent injuries.