Medical research

Tension triggers muscle building

Skeletal muscles are built from small contractile units, the sarcomeres. Many of these sarcomeres are connected in a well-ordered series to form myofibrils that span from one muscle end to the other. Contractions of these ...

Neuroscience

Common headaches tied to neck inflammation

Researchers have identified objective evidence of how the neck muscles are involved in primary headaches, according to a study being presented today at the annual meeting of the Radiological Society of North America (RSNA). ...

Psychology & Psychiatry

How vaccine-related fears affect the flu shot experience

A novel long-term study of how vaccine-related fears influence flu shot outcomes has found that these fears not only reduce vaccination, but also fuel symptoms of dizziness and lightheadedness at the time of the injection.

Dentistry

Q&A: Uncertain times take their toll on teeth and jaws

If it seems like you've been gnashing your teeth over the woes of the world, there's a good chance that you have been. Dentists are seeing signs that tooth-grinding and jaw-clenching are on the rise during the pandemic, just ...

Diseases, Conditions, Syndromes

Study: Computers can be a real pain in the neck

It's a posture so common we almost don't notice it anymore: someone sitting at a computer jutting his or her head forward to look more closely at the screen. But this seemingly harmless position compresses the neck and can ...

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