Health & Fitness

The exact mechanism of cartilage breakdown in osteoarthritis is unknown, but damage from mechanical stress with insufficient self-repair is believed to be the main culprit. The composition of synovial fluid, or joint lubricant, changes significantly: The concentration and molecular weight of hyaluronic acid tends to decrease. Researchers explore the disease-driven breakdown of hyaluronan and the mechanistic implications of these changes on the lubrication and subsequent wear of joints.

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Based on research using a combination of ultrasound, magnetic resonance imaging (MRI), and artificial intelligence, a method of diagnosing endometriosis without surgery could be available within the next two years.

from Health | body+soul https://ift.tt/R2lUGCL

New research has identified characteristics of aggressive driving -- which impact both road users and the transition to self-driving cars of the future.

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Babies tumble about with more than 200 previously unknown viral families within their intestines. This large number comes as a surprise to researchers, who closely studied the diapers of 647 Danish babies and made this mapping. These viruses most likely play an important role in protecting children from chronic diseases.

from Top Health News -- ScienceDaily https://ift.tt/WX19bwP

A new study's finding that urban light pollution may disrupt the winter dormancy period for mosquitoes that transmit West Nile virus could be considered both good news and bad news. The good news is that the disease-carrying pests may not survive the winter if their plans to fatten up are foiled. The bad news is their dormancy period, known as diapause, may simply be delayed -- meaning they're biting humans and animals longer into the fall.

from Top Health News -- ScienceDaily https://ift.tt/WAZ2Fe5

More than 1000 Australian women have commenced a lawsuit against pharmaceutical company Bayer, after recalled Essure birth control devices caused chronic pain and bleeding, and necessitated hysterectomies for more than half of the women involved.  

from Health | body+soul https://ift.tt/P8cQ9Ki

Gossip influences if people receive advantages whether they work in an office in the U.S. or in India -- or even in a remote village in Africa, a new study found. In a set of experiments, anthropologists found that positive and negative gossip influenced whether participants were willing to give a person a resource, such as a raise or a family heirloom, especially when the gossip was specific to the circumstance.

from Top Health News -- ScienceDaily https://ift.tt/0otkEAC