News & Perspective

In the past, the city has experienced outbreaks of dengue, Zika, and chikungunya that were spread by Aedes aegypti mosquitoes.

Men who contract Zika virus have lower sperm counts for 1 to 2 months after infection.

Findings from "minibrain" experiments raise new questions on how Zika infects developing fetal brain cells.

Also today, a Lancet letter details the second case of female-to-male sexual spread.

One report describes eye problems in a baby born without microcephaly and the other notes sexual transmission 44 days after the male partner's infection.

Health officials reported sexual transmission of Zika virus involving a gay couple.

Structure details may yield clues on how Zika damages cells and offer an inside track to drug, vaccine, and test developers.

The first trimester of pregnancy was associated with the greatest microcephaly risk, the research team found.

The saliva report hints at a possible human-to-human transmission route, and the meningitis report expands the list of possible neuro complications.

The study from French Polynesia comes as the WHO publishes related guidance.