hormones

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Are All Hairs Created Equal?

What determines the length of a hair, why do women grow long hair more easily than men, and why do men tend to go bald?

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Pickle-Flavored Pregnancy

Many pregnant women report strong cravings for certain foods. Is this unique to pregnancy?

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What stimulates sexual alertness in humans? Are these hormones? And why do men lose their sexual desire so quickly after experiencing an orgasm? Gilad

Several factors make the topic of your question a very broad issue. First, sexual