Psychology & Psychiatry

The psychology of roller coasters

Roller coasters may seem like a very modern type of entertainment – constantly getting bigger, faster and scarier thanks to advances in technology. But they actually date back to the mid-1800s. Gravity-propelled railways ...

Neuroscience

Molecular biomedical expert discusses the sensation of itch

Santosh Mishra is an assistant professor in the Department of Molecular Biomedical Sciences. He studies the neurological pathways involved in itch, in order to help us understand why and how we feel this sensation. He was ...

Surgery

Genetics may play role in chronic pain after surgery

Genetics may play a role in determining whether patients experience chronic pain after surgery, suggests a study published today in the Online First edition of Anesthesiology, the peer-reviewed medical journal of the American ...

Health

Teens' desire for thrills may lead them to smoke

Teens are notorious risk takers, but it's hard to predict who will be content to stay home on Friday night and who will be smoking under the bleachers. According to Penn State researchers, it may be the teen "sensation seekers" ...

Cardiology

Is it heartburn or a heart attack?

Dear Mayo Clinic: My dad recently went to the emergency room with terrible chest pain and sweating, and was concerned he was having a heart attack. He was kept overnight for monitoring, but doctors said his heart was fine ...

Neuroscience

Brain pacemakers without side effects

For Parkinson's disease (PD) patients whose symptoms cannot be controlled by medication, 'Deep brain stimulation' (DBS) may be the only hope. While DBS is generally considered to be safe, side effects related to the stimulation ...

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