Vaccination

US approves first vaccine against chikungunya virus

US health authorities on Thursday approved the world's first vaccine for chikungunya, a virus spread by infected mosquitoes that the Food and Drug Administration called "an emerging global health threat."

Psychology & Psychiatry

New postpartum depression drug comes with hefty price tag

A new drug to treat postpartum depression will cost nearly $16,000 for a 14-day course of treatment, a price tag that has doctors worried that some patients won't be able to afford the medication.

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