Elevated levels of thyroid hormone appear to harm the aging brain, increasing seniors’ risk of dementia or other cognitive disorders, a new study finds. High levels of thyroid hormone — a condition called thyrotoxicosis — was associated with thinking problems whether they came from an overactive thyroid gland or from taking thyroid medication, researchers found.…  read on >  read on >

Minding your heart health when you’re young could spare your brain from dementia decades later, new research confirms. Chinese researchers looked at data on more than 450,000 older Britons. They found that people who’d already been in poor cardiovascular health before they reached the age of 45 had a 25% higher odds of developing dementia,…  read on >  read on >

Migraine sufferers would do better to talk to their doctor about a prescription drug than reaching for a bottle of ibuprofen, a new study finds. Drugs like triptans, ergots and anti-emetics can be two to five times more effective for treating migraines than ibuprofen, according to a report published Nov. 30 in the journal Neurology.…  read on >  read on >

U.S. suicide numbers reached a grim new high in 2022. The increase was most acute among women over the age of 24, according to provisional data from the U.S. Centers for Disease Control and Prevention. Overall, almost 49,500 people lost their lives to suicide in 2022, the report found, a 3% rise from the nearly…  read on >  read on >

WEDNESDAY, Nov. 29, 2023 (Healthday News) — The diabetes drug Mounjaro prompted more weight loss among overweight and obese adults than Ozempic did in a real-world setting, researchers report. Both Mounjaro (tirzepatide) and Ozempic (semaglutide) mimic the effects of the gut hormone GLP-1, which triggers insulin production, helps control appetite and slows the movement of…  read on >  read on >

It’s not just bumper-to-bumper highway traffic that’s causing your blood pressure to spike during your daily commute. New research shows that the exhaust fumes spewing from all those vehicles triggers a significant increase in car passengers’ blood pressure. The observed increase is comparable to the effect of a high-salt diet, researchers found, and the effect…  read on >  read on >

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 >