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August 2, 2016

Factbox: Why the Zika virus is causing alarm

Global health officials are racing to better understand the Zika virus behind a major outbreak that began in Brazil last year and has spread to many countries in the Americas.

August 2, 2016

Timeline: Zika's origin and global spread

The following timeline charts the origin and spread of the Zika virus from its discovery nearly 70 years ago: 1947: Scientists researching yellow fever in Uganda's Zika Forest identify the virus in a rhesus monkey 1948: Virus recovered from Aedes africanus mosquito in Zika Forest 1952: First human cases detected in Uganda and Tanzania 1954: Virus found in Nigeria 1960s-80s: Zika detected in mosquitoes and monkeys across equatorial Africa 1969-83: Zika found in equatorial Asia, including India, Indonesia, Malaysia and Pakistan 2007: Zika spreads from Africa and Asia, first large outbreak on Pacific island of Yap 2012: Researchers identify two distinct lineages of the virus, African and Asian 2013-14: Zika outbreaks in French Polynesia, Easter Island, the Cook Islands and New Caledonia.

August 1, 2016

Planned home birth still carries risks

Although women who plan to give birth at home end up with fewer medical interventions during labor, their babies have a higher risk of death and seizure soon after birth, experts warn.

July 29, 2016

CDC investigating first 'mosquito-borne' Zika cases on US mainland

Federal disease detectives are investigating what they believe to be are the first Zika infections transmitted by local mosquitoes in the continental United States.

July 29, 2016

Health risks for female sex workers and their children

Many female sex workers and their children have unmet needs for medical care, which puts them at risk for serious and potentially fatal health problems, some researchers argue.

July 29, 2016

Induced labor not linked to higher autism risk

Inducing labor doesn't appear to increase the baby's odds of autism, a new study suggests.

July 29, 2016

Smaller babies may need special car seat harnesses

Restraints in infant car seats fit most newborns poorly, and low-birthweight infants in particular may not be well protected, Australian researchers say.

July 29, 2016

FDA takes steps to protect blood supply in Florida amid Zika probe

The U.S. Food and Drug Administration has ordered blood banks in Florida's two most densely populated counties to stop collecting blood as health officials determine whether Zika has begun transmission in the continental United States.

July 28, 2016

Women with later start to periods, menopause more likely to reach age 90

Women with later menarche and later menopause are more likely to reach age 90 than those whose reproductive milestones come at earlier ages, suggests a new study.

July 27, 2016

Paraguay reports first cases of microcephaly linked to Zika

Paraguay has recorded its first two cases of babies born with the microcephaly birth defect associated with the Zika virus, health authorities in the South American country said on Wednesday.