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Chapter 224 of 2363 min read

Population and birth control methods

Why this is asked: Among all these methods, only barrier methods (condoms, diaphragms) double as protection against sexually transmitted infections — IUDs and hormonal pills prevent pregnancy but offer no protection against infection, which is the distinction NEET's "which method also prevents STDs" questions are built around. Oral contraceptive pills themselves work mainly by inhibiting ovulation, through their effect on the pituitary's FSH-LH balance.

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