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What Creaky Knees Really Mean for Your Long-Term Health

Here’s some potential good news for runners or people fresh off knee surgery: Your creaking knees might not indicate deeper health issues. New research finds that knee creaking is not associated with a greater risk of arthritis in people recovering from surgery. Scientists at La Trobe University in Australia led the study, which examined the long-term outcomes of young patients who underwent anterior cruciate ligament (ACL) reconstruction. Though people with knee creaking did experience more pa

A bionic knee integrated into tissue can restore natural movement

“A prosthesis that's tissue-integrated — anchored to the bone and directly controlled by the nervous system — is not merely a lifeless, separate device, but rather a system that is carefully integrated into human physiology, offering a greater level of prosthetic embodiment. It’s not simply a tool that the human employs, but rather an integral part of self,” says Hugh Herr, a professor of media arts and sciences, co-director of the K. Lisa Yang Center for Bionics at MIT, an associate member of M