Research suggests mental health disorders can spread socially. It’s hard to prove, but “exposures” may drive awareness.

Many factors affect the infectious period of seasonal influenza, commonly called "the flu," but there are some good rules of ...

Hidradenitis suppurativa is not contagious. However, it’s true that if a family member has hidradenitis suppurativa, you also might get it—not because it’s contagious, but because having a family ...

Recent research suggests that the disease can diminish intelligence even years after symptoms resolve. It's one more reason ...

STIs such as HIV/AIDs can be life-long. Are viral infections always contagious? By nature, all viral infections are contagious. That's because viruses spread from person to person. But once the ...

HIV and AIDS, however, are no laughing matter ... They were viewed interchangeably as instant death sentences that were highly contagious and mostly contracted by gay men — stigmas that have ...

Tonsillitis itself is not contagious. However, “the viruses and bacteria that cause tonsillitis are highly contagious and can ...

It's been known for a while that depression is contagious: If your roommate is depressed, you are much more likely to become depressed as well. But it has been a bit of a mystery just how this ...

According to Clark, common symptoms that may indicate you have tonsillitis are: Tonsillitis itself is not contagious. However, “the viruses and bacteria that cause tonsillitis are highly ...