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Weathering a Zika Storm in Colombia

Health: Your Doctor Is Less Likely to Vote Than You

A New Death Toll for Smoking

Health: Zika Virus Reduces Male Fertility In Mice

Health: Opioid Poisoning In Toddlers Increases 205%

W. Dudley Johnson, Heart Bypass Surgery Pioneer, Dies at 86

Medicaid Finds Opportune Time to Offer Birth Control: Right After Birth

First Baby in Puerto Rico With Zika-Related Microcephaly Born

Health: How to Navigate Awkward Conversations Between Now and the Election

Health: Why Brits Aren’t Getting Enough Sleep

Does the Flu Provide Better Immunity Than a Flu Shot?

Health: Pigs at Fairs Gave More than a Dozen Children Swine Flu, CDC Says

Sugar Pill Beats Two Drugs in Migraine Trial for Children

Health: How an Epidural May Lower Postpartum Depression Risk

Health: How This Broccoli Enzyme Can Slow Aging

The Cure for UTIs? It’s Not Cranberries

Health: Stop Trying to Fix Your UTI With Cranberry Juice

Health: Teen Depression and Anxiety: What Parents Can Do

Health: These Common Chemicals Are Linked to Type-2 Diabetes: Study

Health: ‘Patient Zero’ Not the Source of HIV in the U.S., Study Finds

Health: Scientists to Deploy Millions of Mosquitoes in Fight Against Zika

H.I.V. Arrived in the U.S. Long Before ‘Patient Zero’

Health: You Asked: Which Foods Are Treated With Antibiotics?

Health: How Parents Can Help Their Children With Autism: Study

Health: Why You Need to Stop Eating Egg Whites

Health: Breastfeeding Programs Help New Moms Stick With It: Gov Panel

Health: There’s an Easier Way to Screen for Colon Cancer

Unicef Cuts Cost of Vaccine That Protects Against 5 Diseases

Health: Here’s Some Promising News on World Polio Day

CMV Is a Greater Threat to Infants Than Zika, but Far Less Often Discussed

Health: 30% of Cancer Deaths Are Due to Smoking

Health: The Fascinating Reason Why Liars Keep On Lying

Health: Parents Should Sleep in Same Room as Newborns to Prevent SIDS, Doctors Say

Health: How One Season of Football Affects a Child’s Brain

Health: 6 Female Doctors Speak Out About Racism and Sexism During Airplane Emergencies

Health: What the New Screen Time Guidelines For Kids Really Mean

Health: The 7 Best Ways to Beat Election Stress

Health: Think Twice Before Posting About Your Kid Online, Pediatricians Say

The VSED Exit: A Way to Speed Up Dying, Without Asking Permission

Can a Child Drink Too Much Milk?

Health: Six-Year-Old Pakistani Girl with Rare Genetic Disease Awaits U.S. Visa

Trump Said Women Get Abortions Days Before Birth. Doctors Say They Don’t.

Health: STD Cases Reach a Record High in the U.S.

Children 14 or Under Need Fewer H.P.V. Vaccine Doses

Health: Exercise Helps Slow Down Memory Decline

Health: What Is Nitrogen Narcosis? Explaining the ‘Martini Effect’

Health: You Asked: What Causes a Miscarriage?

Health: A Man Ate a Ghost Pepper So Hot It Burned a Hole in His Esophagus

10 Infant Deaths May Be Related to Teething Remedies, F.D.A. Says

Health: How Omega 3 Fats May Improve Fertility