Run for 1-5 minutes
The joints begin to release joint fluid and your body becomes flexible. At the same time, the heart beats faster, pumping more blood to meet the body's needs, and the heart muscle gets exercise
Run for 6-10 minutes
Blood vessels begin to dilate, bringing more blood and oxygen to the muscles. The body's fat, glycogen and protein are mobilized to start powering the body
Run for 11-20 minutes
Hormones are produced in your body to pump more energy into your muscles
Run for 21-30 minutes
Your brain starts to release dopamine, you feel happy, and your worries fade away
Run for 31-45 minutes
The more fat is consumed for energy, the more obvious the fat loss effect is
Run for 46-60 minutes
More carbohydrates are consumed and muscles begin to feel tired
