When an antivirus program sounds the alarm, it always triggers a moment of shock in the user. But the warning is not always ...

It’s that time of year when the leaves are turning golden, there’s a chill in the air and the threat of respiratory viruses ...

While most people recover at home, anyone who is very unwell or has trouble breathing should seek urgent medical help. Not ...

At a recent check-up my dentist said I had bad breath caused by tonsil stones, which was mortifying. What can I do about it?

Researchers have developed a product that uses bacterial viruses, known as ‘bacteriophages’, to combat ...

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University of Toronto researchers have made the first discovery of a virus that infects Legionella pneumophila, the bacteria ...

Infectious disease doctors explain what can happen if you miss your flu shot, including short-term and long-term impact on ...

Many respiratory viruses ... can cause cold-like symptoms,” health officials say, but some are more dangerous than others.

Cold air, pollen, and pollution can trigger colds, flu, and seasonal allergies. Here is how you can determine what’s making ...

Vinegar ($1.99) is designed to make YouTube videos more convenient. It replaces YouTube’s playback function with its own. A ...

The hepatitis B vaccine, discovered and developed in Philadelphia, was recently challenged by the Trump administration. Local ...