Exercise helps astronauts’ hearts handle months in space, boosting prospects for Mars
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Updates every hour. Last Updated: 20-Oct-2026 00:17 ET (20-Oct-2026 04:17 GMT/UTC)
In recognition of the largest donation ever made to the Hebrew University, the historic Mount Scopus campus will be named The Alina and John Paulson Campus, Mount Scopus, Jerusalem
Psychological stress is known to worsen rheumatoid arthritis, but how stress triggers inflammation has remained unclear. A study conducted at Chiba University in collaboration with other institutes has identified a pathway that links stress to arthritis flares. Their findings show that stress activates brown adipose tissue to release interleukin-6, which stimulates synovial fibroblasts to produce CXCL1, recruiting neutrophils to the joints. These findings provide insights into how stress may reactivate joint inflammation during arthritis.
Americans with commercial insurance are generally told they have access to a strong network of mental health providers. But when researchers called providers listed in those networks, securing an appointment was usually difficult or impossible, according to a new study.