Researchers may have solved the mystery of how caterpillars got their chubby abdominal "prolegs."
A review of 33 studies found that yoga improved known predictors of longevity, including walking speed and leg strength.
If you're a runner who likes to wear thick, cushiony running shoes, new reasearch is good news: They don't increase leg stiffness.
How bad are ticks this year? An expert explains why tick-borne diseases are on the rise.
One problem with leg prostheses is that they can feel too heavy. Connecting a prosthesis to the nervous system can change that, researchers say.
There are animals with two, four, six, and eight legs, but none with three. A new essay digs into why that is.
To find out more about how people respond to stumbling, and to eventually create better prosthetics, scientists had to trip people 190 times.
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