Neuroscience

The secret lives, and deaths, of neurons

As the human body fine-tunes its neurological wiring, nerve cells often must fix a faulty connection by amputating an axon—the "business end" of the neuron that sends electrical impulses to tissues or other neurons. It ...

Neuroscience

Phantom limb sensation explained

After a limb amputation, brain areas responsible for movement and sensation alter their functional communication. This is the conclusion of a new study published today in Scientific Reports. According to the authors, from ...

Diseases, Conditions, Syndromes

Fewer dialysis patients facing leg amputations

(HealthDay)—Losing a leg is one of the most traumatic consequences of advanced kidney disease, but the risk of amputations has dropped significantly since 2000, a new study finds.

Cardiology

PAD patients on statins may have lower amputation, death risk

People who have peripheral artery disease (PAD) and take cholesterol-lowering drugs called statins have a lower risk of amputation and death than PAD patients who don't take statins. And the higher the dose of statins, the ...

Other

Man with bionic leg to climb Chicago skyscraper

(AP)—Zac Vawter considers himself a test pilot. After losing his right leg in a motorcycle accident, the 31-year-old software engineer signed up to become a research subject, helping to test a trailblazing prosthetic leg ...

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