“Meanwhile, flu typically causes a sudden onset of fever, severe tiredness and weakness, muscle and joint aches, a headache, ...

It's unfortunate but true: It's totally normal for adults to get colds multiple times a year. And each of those colds will tend to follow a similar three-stage pattern, says Dr. Shiv Sudhakar, ...

Treatment works best before a blister fully forms. Research published in JAMA has documented that Aciclovir can shorten from 16 to 10 days, particularly when used at the first signs of an outbreak.