A New Bacteria Is Spreading Lyme Disease
Only one bacterial species has been credited for causing Lyme disease in humans — until now.
When Antibiotics Are Necessary — Or Not
The common cold sends more people to the doctor than just about any other illness. Some patients need antibiotics, but it can be hard to decide which ones. That all may be about to change.
Zika: There's a New Virus in Town
Mosquitoes aren't just a pesky nuisance on warm summer days — many carry disease. And the newest of these mosquito-borne diseases is Zika virus.
Is Cruise Ship Food Getting Safer?
Nothing can ruin a vacation like a bout of food poisoning. But new evidence suggests the risk may be lower than ever — at least on US cruise ships.
Got a Cold? Rethink Those Antibiotics
Antibiotics can be a lifesaver for serious infections. But used unnecessarily, they can lead to a much bigger problem.
The Expanding Reach of Lyme Disease
A few decades ago, contracting Lyme disease in the US may have seemed like a stroke of bad luck. But today, the risk may be a whole lot greater.
A Therapeutic Approach to Battling Superbugs
In the fight against antibiotic resistance, the National Institutes of Health (NIH) is hoping for a breakthrough.
Tips to Prevent the Common Cold
Cold and flu season has arrived, but that doesn't have to mean you or your family will get sick. Outsmart germs with these simple strategies.
Flu Shot Less Effective in Seniors — Here's Why
Flu vaccines are known to be less effective in the elderly. But until now, the mechanisms behind this phenomenon were not well-understood.
CDC Urges Seasonal Flu Vaccination
This week is National Influenza Vaccination Week. Have you had your flu shot yet?