A new editorial in the Annals of Neurology details that stimulation affects more of the brain than anyone may realize, and that could lead to altered brain functions. Stimulating one brain area may improve the ability to perform one task, but it could also hurt the ability to perform another.

AIDS drugs have gotten so good that HIV-positive patients are now living almost as long as people who are not infected. But there's a price to pay: Long-term, chronic use of AIDS drugs is creating toxicity issues. Is there a way around this?

Smoking is an addiction, so it's no surprise that pregnant women claim they're not doing it, but really are. And when you get down to cases, cotinine levels don't lie.

There's a syringe shortage taking place in West Africa that's halted its much-needed yellow fever vaccination program. One big area of concern is the Democratic Republic of Congo, and its huge city of Kinshasa with a population of 12 million -- that's 3.5 million more citizens than New York City. At best, this is expected to become an epidemic, and at worst a global health crisis.

Vermont's GM labeling law is one of those decisions that seems to make sense — at least, that is — until you examine the science. Then the concept dissolves, and you're left with an anti-scientific, burdensome mess. Fewer products, companies refusing to sell stuff in your state, and higher prices. Nice job, Vermont!

A college professor was awarded over $5 million in a lawsuit against DuPont, which he blames for his testicular cancer. The jury said the company acted with malice because it dumped water containing C8 (perfluorooctanoic acid, or PFOA) into the Ohio River. Dupont said it consistently monitored exposure so it remained at a safe level, but jury cases are not decided by science. They are decided by emotion.

Despite the fact that men everywhere have given up on looking like Brad Pitt circa Troy, is dad bod healthy?

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It has become increasingly tricky for Medicare recipients to find doctors who will accept them as patient. The paperwork is crazy, and the reimbursement is also crazy, but in the other direction. Something's gotta break. How will this play out?

Do our genes influence whether or not we get a Staph infection? It looks like they do. A new study shows that, if your sibling had a Staph infection, you are twice as likely to get one yourself - suggesting that our genes, in addition to other factors, determine how susceptible we are to certain infections.