Articles on Amputation

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Peripheral artery disease may go unnoticed because people with leg pain symptoms may walk less, avoid stairs or may attribute symptoms to arthritis or aging. (Unsplash+/Getty Images)

Leg pain can warn of a serious condition: Why peripheral artery disease (PAD) needs more attention

Leg pain can be a symptom of peripheral artery disease, a condition that is part of the same disease process that causes heart attacks and many strokes.
A herpetologist handles an African puff adder during an extraction of its venom to be used in research for the local production of antivenom at the Kenya Snakebite Research and Intervention Centre. Tony Karumba/AFP via Getty Images

Snakebites: how to avoid them and what to do if you’re bitten

In sub-Saharan Africa, over 300,000 people are envenomed each year, leading to over 7,000 deaths and almost twice as many amputations.
Tim Maloney

World’s earliest evidence of a successful surgical amputation found in 31,000‑year‑old grave in Borneo

An astonishing discovery from the oldest known grave in Southeast Asia has revised medical history – the previous known amputation surgery was just 7,000 years ago.
The brain responds differently to natural touch on a finger versus a direct electrical stimulation. Sebastian Kaulitzki/Science Photo Library

Restoring touch through electrodes implanted in the human brain will require engineering around a sensory lag

When designing neuroprosthetic devices for users to control with their thoughts, engineers must take into account the sensory information brains collect from the environment and how it gets processed.
Reactivating the signals cells use to regenerate could help patients regrow lost limbs and damaged tissue. George Jones/Stockbyte via Getty Images

A new treatment helped frogs regenerate their amputated legs – taking science one step closer to helping people regrow their body parts, too

Unlike humans, many animals are able to regenerate their limbs after losing them. Giving the body the right conditions for regrowth might allow people to recover lost limbs as well.

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