Chronic Pain :: Treatment blocks pain without disrupting other functions

A combination of two drugs can selectively block pain-sensing neurons in rats without impairing movement or other sensations such as touch, according to a new study by National Institutes of Health-supported investigators. The finding suggests an improved way to treat pain from childbirth and surgical procedures. It may also lead to new treatments to help the millions of Americans who suffer from chronic pain.

Brain :: Brain needs perfection in synapse number

Like Goldilocks, the brain seeks proportions that are just right. The proper number of synapses or communication between nerve cells, determined early in life, is crucial to having a healthy brain that can learn and retain information.

Back Pain :: New treatment for chronic arthritis related back pain

Radiofrequency ablation, where heat energy destroys or stuns the nerves of a painful joint, is a developing therapy for chronic arthritis-related back pain. In the right situation, this approach may be welcome — though usually not permanent — relief, according to the October issue of Mayo Clinic Health Letter.

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