For years, scientists have known that growing up on a farm protects children from asthma, but the reasons for this weren’t entirely clear. A fascinating comparative analysis of Amish and Hutterite farming communities has finally uncovered the specific aspects of farm life that are responsible for this built-in immune…
Parents, you can stop fretting about your child’s disgusting habits. An analysis of more than 1,000 kids between the ages of 5 and 11 reveals that nail-biters and thumb-suckers are less likely to develop allergic sensitivities later on in life.
A 46-year-old man who underwent a bone marrow transplant has suddenly contracted an allergy to kiwi fruit. Scientists say it’s the first evidence that allergies can be carried to a patient from a donor’s stem cells.
A small segment of the population is literally allergic to vibrations, an annoying condition that gives rise to hives and other symptoms. Researchers at the NIH have now isolated the genetic mutation responsible for the disorder, and it’s offering new insight into related conditions.
Don’t be surprised if you look up in the Sun’s direction and squint with itchy, watery eyes. You might be staring into billows of tree pollen wafting through your town. It’s certainly been happening where I live.
Allergies such as peanut allergy and hay fever make millions of us miserable, but scientists aren’t even sure why they exist. One master immunologist is offering up a controversial answer.
Allergies such as peanut allergy and hay fever make millions of us miserable, but scientists aren’t even sure why they exist. Carl Zimmer talks to a master immunologist with a controversial answer.
For years, parents have been told to withhold peanuts from their children until the age of three, to prevent the onset of dangerous peanut allergies. A landmark study is now throwing this conventional wisdom on its head, instead suggesting that most peanut allergies can be staved off by introducing peanuts to…
The slow loris is one of the few venomous mammals on earth, and the only venomous primate. It has one of the oddest venom-creation methods in the world. And it kills you much the same way your cat would (if he could).
Do you own a hypoallergenic dog? I thought I did, too* – but surprise! Apparently they don't exist.
Food allergies have risen dramatically in recent years, leading scientists to speculate about possible environmental factors. A recent study suggests that antibiotics may be destroying a key gut microbe — one that could be reintroduced into the body, to restore proper immune function.
Scientists at the University of Iowa have developed a vaccine that combats dust mite allergies by naturally switching off the body's immune response. It's welcome news for the millions of people who suffer from mite-induced breathing difficulties.
Letting a swarm of hungry bed bugs feed on your arm sounds squirm-inducingly unpleasant, but this entomologist decided to have a little fun with it. He gave himself a temporary tattoo while giving his bed bugs a nice big meal.
It's allergy season, and if you've got 'em, you're dying right now. Honeywell's new Bluetooth-enabled Air Purifier talks uses your smartphone's internet connection to monitor allergy reports and help you keep those sniffles under control.
To a nut-allergic person, a peanut is a little grenade of discomfort and danger. So a small study published this week, showing that kids with severe peanut allergies can increase their tolerance through gradual exposure, is great news for allergic children and their caretakers. Just please, don't try this technique at…
It's been said that a good way to keep children from developing nut allergies is for moms to avoid peanuts, tree nuts, and related products during pregnancy. Turns out that's nonsense. A long-running health investigation involving over 8,000 kids now suggests you can scarf as many nuts while you're pregnant as you…
Food allergies are common, but so too are adverse reactions to insect stings. But while allergic reactions to bee stings can be damaging or even deadly, new evidence shows that it’s our body’s way of trying to protect us — a reaction that for some people goes way too far.
Think you have it tough? At least when you're feeling miserable you can cry. Some people break out in hives when they cry, because they're allergic to the water in their own tears.
To combat the rampant manufacture of meth, Iowa passed a bill in 2005 making it one of the first states to place pseudoephedrine behind the counter at pharmacies and placing limits on how much of the drug individuals could purchase. And, in 2010, Iowa joined the national database to track the purchase of…
Bless you in advance, because allergy season is almost upon us. Prepare for the sniffles with WebMD's Allergy app.