In developed countries, the birth and death rate are low, whilst in developing countries, both the rates are high. Developed countries usually are more industrialized and have higher per capita income levels, whereas developing countries, are less industrialized and have lower per capita income levels.
Other exercises that can help improve cardiorespiratory fitness include:
1. Running
2. Power walking
3. Swimming
4. Dancing
5. Jump rope
6.high-intensity sports, such as basketball and soccer.
i hope that is the answer you were looking for.
No it cannot. All it will do is build muscle which= 0 flexibility and also the muscle you build will eventually turn to fat if you stop working out.