Whatever the point is about money and donations, panda has raised a very serious point. All girls should be checking those boobies and getting any worrying lumps or bumps checked out. Breast cancer death rates are going down because of awareness and treatments. Also, ensure you're up to date with your cervical smears.
For the boys, grab those balls and learn what they feel like. Get your girl doing the same. If anything appears where it shouldn't get it checked. Testicular cancer affects all ages too.
Google will give you all the symptoms and places to look in your country.
If you're so immature that you have to make a silly comment then I'll assume you're 5 . And if I get silenced it's in a damn good cause so sod it.