2. Do some warm-ups before kick-starting an intense training module
Overworking the cold muscles is never a good idea. It will only increase the wear and tear of muscle tissues. Warming up before doing the drills is always a recommended act. Any idea why? Well, this is because warm-ups are like stimulus to the energy molecules in the body. It increases the overall temperature of the body and ensures smooth and proper circulation of blood throughout the body too. In order to build muscle, the nutrients must reach the muscle tissues. This activity of transference is possible only when the blood is circulating well in the body. So always start your routine with some effective warm-up drills for best results.
Reference: Injury Prevention