How does birth control work? Types of birth control, side effects, & effectiveness

The pill, ring, and IUD change levels of estrogen, progesterone, as well as other hormones. Not all hormonal contraception has the same amount of hormones.
The pill, ring, and IUD change levels of estrogen, progesterone, as well as other hormones. Not all birth control has the same amount of hormones.

10 Most Common Birth Control Pill Side Effects

Birth control pill: Side effects, risks, alternatives, and the shot

7 facts anyone taking birth control should know - Vox

The Pill University Health Service

Birth Control, Contraception, Contraceptives

Contraception

Natural Birth Control Methods: Which Really Work? - Dr. Axe

Psychological side effects of hormonal contraception: a disconnect between patients and providers, Contraception and Reproductive Medicine

Birth Control (Contraception) Student Health and Counseling Services