Smokestacks at a factory in China
October 28, 2010 A study on BPA exposure in men who work with the it in factories shows that their sperm is less lively than the sperm of men who weren't exposed to high levels of the chemical. But some scientists say don't rush to conclusions.
October 28, 2010 The corn syrup industry argues that high fructose corn syrup is the same as table sugar. If a new study on sweetened sodas can be replicated, the industry may have to rethink that mantra.
October 26, 2010 Several studies have shown that mixing alcohol and caffeine makes a wide-awake drunk. And those who feel more awake are more likely to take risks, like driving home intoxicated.
October 25, 2010 Nestle is recalling some fun-sized bags of Raisinets because they contain peanuts. MegaPops maker Colombina is asking grocers to remove bags of watermelon, cherry, orange and grape lollipops from shelves because they may contain metal bits.
Ben Rapoport takes Erin Wyner's pulse as she runs on a treadmill to determine how many carbohydrates she should eat to run a successful marathon.
October 24, 2010 "Bonking" or "hitting the wall" is that awful moment when marathoners run out of gas. They've used up all of the carbohydrate fuel stored in their liver and muscles, and their bodies are forced to switch, painfully, to burning fat. Now a marathoning Harvard-MIT student has figured out how to calculate that point.
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Getting makeup permanent tattooed on your face could be risky.
October 22, 2010 Permanent makeup may look good and save time, but it is not easy or inexpensive to remove. And, as it turns out, it's quite risky
October 22, 2010 Around 400 B.C., Hippocrates is said to have named masses of cancerous cells karkinos -- Greek for crab. Science and medical historian Howard Markel discusses a few hypotheses on why Hippocrates named the disease after a crab, and how well cancer was understood in the ancient world.
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October 21, 2010 Listeria poisoning can cause fever, headache, nausea, and preterm labor, as well as death. Contaminated fresh fruits and vegetables, raw milk, and raw meats are frequent culprits, says the Food and Drug Administration.
Beware of the lime
October 21, 2010 A dermatologist warns that the way some people drink Mexican beer with lime juice may be responsible for the disease's spread from the usual spots to more unexpected places, like chests and bellies.
October 20, 2010 A new survey by the Pew Internet and American Life Project found that just 9 percent of mobile phone owners use phone apps that help them track or manage their health.
October 20, 2010 The new drug Pradaxa is the first to take on the dominance of warfarin - the blockbuster anti-clotting drug. The market is estimated at $12 billion a year.
The jury's out on how much smoking marijuana impairs driving.
David McNew/Getty Images
October 20, 2010 California law enforcement officials observe reporters who've smoked marijuana behind the wheel, fretting over whether accidents will increase if the state approves an initiative to legalize marijuana.
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October 20, 2010 New information on the increased risk of dying of breast cancer for women taking hormone replacement therapy has women and their doctors once again re-evaluating whether taking a popular drug is worth the risk.
How many health benefits can we get out of these Omega-3 pills?
October 19, 2010 A new study says Omega 3s don't help with post-partum depression, but doctors say they still have many other benefits, including protection against heart disease and pre-term birth.
Maria Shriver testifies on Capitol Hill about Alzheimer's disease.
Mark Wilson/Getty Images
October 19, 2010 A report found that two-thirds of Americans with Alzheimer's disease are women. Also, women make up 60 percent of those who are unpaid caregivers for Alzheimer's disease sufferers.
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