Health Ministry worker Carlos Lopez shows larvae of mosquitoes he found during a fumigation campaign at La Comuna 2 neighborhood in Guatemala City, Friday, Feb. 5, 2016. Zika virus is transmitted by the Aedes aegypti mosquito. Zika was discovered in a Ugandan forest in 1947 and until last year, the virus had never caused serious disease. It has now spread to more than 20 countries.
Health Ministry worker Carlos Lopez shows larvae of mosquitoes he found during a fumigation campaign at La Comuna 2 neighborhood in Guatemala City, Friday, Feb. 5, 2016. Zika virus is transmitted by the Aedes aegypti mosquito. Zika was discovered in a Ugandan forest in 1947 and until last year, the virus had never caused serious disease. It has now spread to more than 20 countries. Moises Castillo AP
Health Ministry worker Carlos Lopez shows larvae of mosquitoes he found during a fumigation campaign at La Comuna 2 neighborhood in Guatemala City, Friday, Feb. 5, 2016. Zika virus is transmitted by the Aedes aegypti mosquito. Zika was discovered in a Ugandan forest in 1947 and until last year, the virus had never caused serious disease. It has now spread to more than 20 countries. Moises Castillo AP

Surgeon general: 14 Zika cases in Florida, all travel related

February 05, 2016 04:06 PM

UPDATED February 05, 2016 06:16 PM

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  • New high blood pressure guidelines mean 30 million more Americans have hypertension

    Under the new guidelines, the number of adults with high blood pressure will rise to 103 million from 72 million. Hypertension is the leading cause of heart disease and heart-related deaths in the U.S. and worldwide.