By the deepness of our voice, during puberty the amount of testosterone you have affect your body. The more you have the deeper your voice and the more "beautiful you are". The less you have the higher your voice and your not as physically attractive. It has been proven by science but is not 100% accurate because there are some exceptions. This is just basic knowledge and isn't in depth because each girl is attracted to different things except the voice which is proven by science
Men -Apex
men
The most common cancer in women is Breast, and in men Prostate.
Some are, most are not. Women don't kill or harm as many men harm men, or men harm women.
suicide
Men 69% of men go out and 30% of women go out on there own
Both, men and women produce the most records in the music industry.
In men, it is most common on the trunk. In women, it is most common on the back or legs.
Mexican women like black men the most
most Turkish men are very poloite to women
women and men are equal
women gets asthma more than men.