Answer:
They come from heterosexual reproduction or sex
Explanation:
Lifestyle factors are habits where you: i.e. have good health and exercise; etc.
Risk factors are habits where you: i.e. eat junk food often; are likely to get a disease, diabetes, or any other disease; are overweight; overeat; etc.
Hope that helps!
Well vitamin a can hurt you by headaches, liver damage and birth defects. Anabolic steroids also have similar health risks such as liver damage but also include high blood pressure and kidney problems.
Hope this helps.