Researchers have more evidence that males and females are different, this time in the fluid that helps protect the cartilage in their knee joints.
A quadriceps isometric contraction exercise method is effective for relieving pain in knee osteoarthritis (OA), according to a study published online May 25 in the International Journal of Rheumatic Diseases.
Devoted runners suffer from a surprisingly high rate of injury. One reason for these injuries is that runners endure many shocks from the impact, and these cause vibrations that travel from the foot throughout the entire body. A researcher who focuses on acoustics and biomechanics, studied these repetitive shocks and investigated how runners adapt their running patterns.
Highly competitive youth leagues have largely replaced more laid-back pickup games. Kids are increasingly specializing in a single sport year-round, rather than bouncing from one game to the next with long, languid off-seasons in between. Experts say that fundamental shift in how kids and parents approach sports – and how much kids play – may have consequences when it comes to a child or adolescent’s risk of injury.
For patients undergoing shoulder joint replacement surgery (arthroplasty), higher body mass index is linked to increased complications -- including the need for "revision" surgery, reports a study in the June 7 issue of The Journal of Bone & Joint Surgery. The journal is published in partnership with Wolters Kluwer.