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Hormones

Hormones are silent drivers of behavior and personality; their molecular fingerprints are on everything from attraction to appetite. New parents are slammed with hormones. So is the rookie player on a sports team. And the endocrine system is so complex that the same chemical behaves radically differently from person to person.

Health and Reproduction

How Healthy Is Soy?

Weighing the merits of tofu.

by Maia Szalavitz

Teflon Undermining Fertility?

Study warns nonstick pans may impact fertility.

by Woodson Merrell, M.D. in The Source of Healing

The Pill and the Seasoned Woman

Is the Pill safe for women over 40?

by Maia Szalavitz

Cure Infertility Naturally

Lifestyle changes that boost the odds of pregnancy

by Jacob Teitelbaum, MD in Complementary Medicine

Something New in Melatonin?

Melatonin might be beneficial for some, but not others.

by Michael J. Breus, Ph.D. in Sleep Newzzz

The Big Picture

The Sex Hormone Secrets

Sex hormones are power players in human abilities and behaviors. PT explores their hidden forces.

by Sherry Baker

The Laws of Chemistry

When it comes to love, character is destiny.

by Helen Fisher

Scents and Sensibility

The secret ingredient of sexual chemistry may be scent—but are we unwittingly subverting our signals?

by Elizabeth Svoboda

Finding the Switch

The Darwinian logic of homosexuality.

by Robert Kunzig

Consuming Passions

Appetite may be the ultimate mind-body problem.

by Karen Wright

See Also

Pheromones

The Truth About Pheromones: Part 1

How we communicate chemically.

by Rachel Herz, Ph.D. in Smell Life

The Truth About Pheromones: Part 2

Will a real human sex pheromone be found and bottled?

by Rachel Herz, Ph.D. in Smell Life

Why has the age of puberty declined in recent decades? II

What does father absence really mean for the girls?

by Satoshi Kanazawa in The Scientific Fundamentalist

Why has the age of puberty declined in recent decades? III

Can girls hit puberty early by watching divorced families on TV?

by Satoshi Kanazawa in The Scientific Fundamentalist

The Latest on Hormones

Love, what's the brain got to do with it? by Massimo Pigliucci
It is not 'all in your head,' but.... by Ted Grossbart, Ph.D.
How your primitive moral system seeks to protect you by Darcia Narvaez, Ph.D.
Do you know someone who wets the bed at night? by Charlotte Reznick, Ph.D.
Rogue emotion memories make us all a bit (or more) irrational. by Timothy B. Stokes, Ph.D.
How one film helps tell teens' stories of depression by Elana Premack Sandler, L.C.S.W., M.P.H.
Gay Sex Outside the Western World by Stephen Mason, Ph.D.
Competition among women linked to testosterone by Nigel Barber, Ph.D.
Do you know what's true and what's false about breastfeeding? by Jean Mercer, Ph.D.
Does exercise beat Depression? Is that why I swim? by Anthea Rowan

Hormones Blogs

Current Issue

Heartbreak and Home Runs: The Power of First Experiences

How early life experiences shape our character.