By exercising than have a healthy diet
An under the tongue or in the ear thermometer since they are pretty self explanatory or a forehead thermometer if the ears are sensitive.
Because if they have sexual intercourse with a condom the egg inside you won’t get fertilized and become your period if they have sexual inter course without a condom the egg will be put together with the spent and fertilize the egg and become a baby
1. Your environment
2. Culture
3. Social Environment
4. Attitude/ Confidence
5. Media