Pediatrics

CDC study shows power of flu vaccine for kids

(HealthDay)—Flu vaccines protect children against serious illness, even when the vaccine doesn't match the circulating flu virus, according to a new study that reinforces the importance of flu shots.

Diseases, Conditions, Syndromes

Why are some viruses harmless and others deadly?

Viruses outnumber humans by about 400 trillion to one, and yet pandemics are rare. Why? Why do a few viruses inflict so much damage, when the vast majority are harmless or even helpful?

Health

Four ways to stop COVID ruining Christmas again in 2021

This autumn the UK has had between 30,000 and 50,000 new COVID cases each day, and globally cases are rising again after months of steady decline—so much so that many countries are reintroducing measures to curb the virus. ...

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