Scientists in Chile are investigating a possible mutation of the novel coronavirus in southern Patagonia, a far-flung region near the tip of the South American continent that has seen an unusually ...

The modified common cold viruses behind high-profile COVID-19 vaccine candidates from China's CanSino Biologics and Russia's Gamaleya Institute have been studied for decades, but are still not widely ...

Viruses easily spread between humans through coughs, needles, and sex. Animals can also infect humans through infected feces, blood, and tissue.

Bacteria and viruses are the most common causes of disease, but they have some key differences. Here's what you need to know.

A deadly influenza virus has circulated widely in birds in recent years, decimating flocks but rarely spreading to humans. Nonetheless, because of its persistence in bird flocks, this highly ...

A NEW strain of Covid has been circulating in the UK in recent weeks, accounting for a high proportion of cases in England.

Call NHS 111 or your GP if your child: Call 999 if your child is struggling to breathe, turns blue around the lips, has pauses in their breathing, or has a seizure. Only children at very high risk of ...

A new strain of Covid, with a unique symptom, is circulating in the UK, accounting for a high proportion of cases in England. The new strain, called Stratus, has two variants, XFG and XFG.3, with some ...

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Sometimes even bats need a sick day. Bats are renowned for the ability to be infected with viruses that can be deadly to people without showing signs of the diseases themselves. Ebola virus, Nipah ...

A new Covid variant called XFG and nicknamed “Stratus” has become dominant in the UK, as the virus continues to mutate and ...

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