Answers

2016-01-18T10:31:49+05:30
It increases our blood circulation which enables brain to work more

0
2016-01-18T15:41:27+05:30
During & after exercise  our pulse rate is highly increased. It implies that more oxygen will be entering and more waste will be leaving our body as heart is pumping at a faster rate. So the oxygen will reach the body organs quickly thus allowing them to work more efficently and help us to remain healthy.
0