Eating peanuts while pregnant won't give your kid a nut allergy

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… » 12/26/13 9:40am 12/26/13 9:40am

Are chronic allergy sufferers in danger of being arrested for making…

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… » 2/16/13 10:30am 2/16/13 10:30am

Are allergies our best defense against biohazards?

As common as they are, the origins of allergies are poorly understood. The prevailing theory is that they evolved as a method of defense against macroparasites — like ticks and worms — that are now triggered by a much wider variety of causes. However, a group of researchers from Yale think we're looking at it wrong,… » 4/29/12 9:30am 4/29/12 9:30am

Your allergies could help you fight off cancer

If you have a contact allergy, merely touching the wrong metal or chemical is enough to send your immune system into overdrive, triggering hives, swelling and general unpleasantness. However, it seems that this sensitivity may have a positive side effect: your hair-trigger immune system could be better at fighting off… » 7/14/11 2:36pm 7/14/11 2:36pm

Having intestinal worms could prevent allergic reactions

Intestinal worms have figured out a way to keep themselves protected from your body's immune system, by taking control of part of it. The job of flushing out these worms would normally go to your T cells, which attack invaders. But the worm Heligmosomoides polygyrus makes a protein which restrains the production of T… » 9/30/10 4:00pm 9/30/10 4:00pm