Injections against hay fever are nothing new, but they are time-consuming. A course of treatment can take three to five years. Now researchers in Switzerland have good news for people who suffer from pollen allergies.
Dr. Ralf Hartmann explains how to identify a pollen allergy, why it should be treated, and what the best treatments are. He is the head of the dermatology department at the Bundeswehr armed forces hospital in Berlin.
Public health experts have urged "everyone older than six months" to receive a vaccine. Australia has witnessed a severe flu season and one particularly virulent strain, prompting fears in Europe and the US.
A landmark HIV vaccine trial was launched in South Africa on the eve of World AIDS Day on December 1. Scientists hope it will help eradicate the disease.
Republicans in the US Congress have been clamoring for Obama to take decisive action against the Zika virus. Now he has done that but it remains to be seen if Congress will give him the money he seeks.
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