Originally published on Mon March 25, 2013 12:49 pm
Giving the human papillomavirus vaccine to teenage girls doesn't increase the likelihood that they will be sexually active, according to a new study.
That may help put parents at ease; the notion of vaccinating 11- and 12-year-old girls for a sexually transmitted virus has made some uncomfortable, and is one reason why only a little more than half of teenage girls have had the vaccine.
That's the message from brain scientists studying the relationship between stress and problems such as depression, anxiety and post traumatic stress disorder, or PTSD.
Researchers at the Society for Neuroscience meeting in New Orleans presented studies showing how stress caused by everything from battlefield trauma to bullying can alter brain circuitry in ways that have long-term effects on mental health.
You'd think that someone who is a science correspondent and is as allergic to poison ivy as I am would have heard of urushiol, but no. I didn't recognize the word when I saw it a week or so ago. Now, thanks to my new beat (Joe's Big Idea), I'm allowed to dig a little deeper into stories, and what I learned about urushiol is pretty amazing.
Acne, the scourge of many an adolescent life, is getting harder to treat, but 80 percent of teenagers have some form of it.
Conventional treatment includes topical and oral antibiotics. Studies are now finding the bacteria that cause acne are increasingly resistant to antibiotic treatment. Alternatively, there are effective laser treatments. But these are costly and typically not covered by insurance.