1. Make it fun.
2. Make physical activity part of your daily routine.
3. Put it on paper.
4. Join forces with friends, neighbors or others.
5. Reward yourself.
6. Be flexible.
A. 60-90 minutes because you should Albany wait before you excersise
It needs atleast 20 minutes a day in order to have an effective cardio exercise.
If you really wanted to have a good cardio exercise that will benefit you and have a good health and healthy lifestyle, then you have to spare your 20 minutes a day.
Answer:
All natural energy in living creatures comes from the sun.