Alzheimer’s patients are notoriously irritable, agitated and anxious – and researchers now think they know why. Brain inflammation appears to influence the mood problems of Alzheimer’s patients, rather than traditional markers of the disease like amyloid beta or tau proteins, researchers report in the Nov. 27 issue of the journal JAMA Network Open. Brain inflammation…  read on >  read on >

The world is being flooded with internet-driven misinformation, but there are ways to counter fake news with the facts, a new report says. These include aggressive fact-checking, preemptively debunking lies before they take root and nudging people to be more skeptical before sharing information, the American Psychological Association analysis found. The product of more than…  read on >  read on >

WEDNESDAY, Nov. 29, 2023 (Healthday News) — Your neck muscles could be giving you headaches, claims new German research that used special MRI scans to spot the connection. “Our imaging approach provides [the] first objective evidence for the very frequent involvement of the neck muscles in primary headaches, such as neck pain in migraine or…  read on >  read on >

It might seem that surfing the web could cause a person’s mental health to suffer, but a landmark new study has concluded that internet use poses no major threat to people’s psychological well-being. Researchers compared country-level internet and broadband use to the mental well-being of millions of people in dozens of countries, and came away…  read on >  read on >

Folks who smoke weed along with cigarettes are doing serious damage to their lungs, a new study warns. People who do both are 12 times more likely to develop emphysema than nonsmokers, due to the damage they’re doing to the lung’s air sacs, researchers report. “There is a common public misconception that marijuana smoking is…  read on >  read on >

Evidence that soccer heading — where players use their heads to strike a ball — is dangerous continues to mount. Research to be presented at the Radiological Society of North America (RSNA) annual meeting in Chicago on Tuesday points to a measurable decline in brain structure and function as a result of the practice. “There…  read on >  read on >

Transgender people transitioning to male (transmasculine) identity typically take testosterone therapy as part of the process.   There have been worries that the treatment might spur erythrocytosis, an abnormally high concentration of red blood cells in blood that could prove dangerous. But new research should help allay those fears: The largest study on the subject…  read on >  read on >