1.   Among grown women, acne is caused by hormonal fluctuations connected to the menstrual cycle.

2.   Antibiotics and hormonal fluctuations could play a role but not everyone is susceptible.

3.   For instance, one woman is having periods and the other has normal hormonal fluctuations.

4.   The weight gain and hormonal fluctuations of pregnancy can also spur spider or varicose veins.