Hormonal Methods: Typically, the levels of sex hormones in a female rise and fall in a cyclic pattern. This is what causes a woman's cycle and controls ovulation. Common birth control methods such as the pill or patch that use hormonal regulation give a constant amount of hormones. This keeps the levels high and prevents the natural cyclic pattern therefore preventing ovulation.
Answered 2/23/2013
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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