Antibiotics have been used so widely and for so long that the infectious organisms they're designed to kill have adapted, making them less effective.
Could a relatively obscure herpes virus be keeping you from getting a positive pregnancy test? A study has found that the little-known member of the human herpesvirus family -- HHV-6A -- infects the lining o...
Some vacationers ignore 'no swimming' signs. But should those avoiding the water be wary of the sand, too?
Researchers may have found a new way to diagnose Lyme disease, based on a distinctive gene signature they discovered,
Cold sore, herpes simplex, canker sore, acne or something else? Here, a physician offers some information about the differences.
Was it something you ate? If you feel sick - really sick - how can you track down the cause of food poisoning?
It's not just the flu virus that's causing problems - there are also many flu vaccine myths that are keeping people from doing more to prevent influenza.
You're not the only one who has suffered from a cough that lingers for weeks. Here's a look at why that might be happening.
You’re feeling pretty lousy. You've got sniffles, sneezing, and a sore throat. Is it a cold, flu, or allergies? Here's a chart that can help you tell.
Hre are some important tips and reminders to keep in mind when choosing a pet bird - whether parrot or parakeet, canary or conure.
As if the bacteria and viruses lurking on every kind of public transport weren't enough, chances are, your hotel room is full of germs, too.
Over-prescription of antibiotics is a major factor driving one of the biggest public health concerns today: antibiotic resistance.
Scientists report that super lice populations in at least 25 states have developed resistance to over-the-counter treatments. Is your state affected?
You can get rid of most head lice with proper treatment. Here are some tips to help.
You always hear, "don’t eat raw cookie dough" - but most people do it anyway. So can you get food poisoning from cookie dough?
Scientists are only now coming to understand how penicillin deals bacteria a devastating blow – work that may lead to new antibiotics.
Scientists have found a way to package antimicrobial compounds from peppermint and cinnamon to kill biofilms and actively promote healing.
Bird owners should be aware that although their pets might clean companions, they can carry germs that make people sick. Here's a look.
Many pets - including dogs, cats, rodents, reptiles and amphibians - can transmit infectious diseases to people. Find out here what you can do to be safer.
A physician offers some information about how healthcare providers figure out if your sore throat is caused by strep.
Vaccination against measles doesn't just protect people from the measles virus - it also prevents other infectious diseases, too.
New research has discovered that of one of the components in unheated breast milk protects against necrotizing enterocolitis -- an intestinal disorder that can be deadly to newborns.
A dust storm is an awesome spectacle, but it can stir up something more than a mess. It can spread the spores that cause something called Valley Fever.
Proper treatment for strep throat can help you feel better faster - and prevent spreading it to others.