Search Result For: cognition

Date: 2025/02/01 - 21:32

Frequent Cannabis Use May Damage Working Memory, Decision-Making Skills

New research shows that heavy lifetime use of cannabis — more than 1,000 times — is associated with reduced activity in areas of the brain involved in working memory. The study adds to existing research suggesting that frequent cannabis use may affect certain thinking skills.

An older adult laying on a round rope swing at a playground, sleeping in the sun

Date: 2025/01/29 - 20:00

Taking longer to get to REM sleep could indicate Alzheimer's disease

A delay in getting to the rapid eye movement (REM) stage of sleep may be linked to Alzheimer's disease and related dementias, a new study indicates.

blood pressure monitor attached to someone's arm

Date: 2025/01/29 - 10:31

Treating hypertension may help lower cognitive decline risk

Intensive blood pressure control for adults with hypertension and high cardiovascular risk can reduce the risk of mild cognitive impairment, and possibly dementia, in the long term, a new study confirms.

ginger-haired woman in blue pyjamas waking up in a double bed

Date: 2025/01/25 - 11:00

How a good night's sleep may help us restrict bad memories

Disrupted sleep and sleep loss interferes with the brain's ability to filter out bad memories, which could contribute to a range of mental health conditions, such as anxiety, depression, and post-traumatic stress disorder (PTSD).

collage of two black and white photos, one of a blister pack of antivirals, one of vaccine vials

Date: 2025/01/22 - 19:00

Can antibiotics, vaccines, and antivirals help lower dementia risk?

Anti-inflammatory drugs like ibuprofen, along with antibiotics, antiviral medications, and vaccines are associated with a reduced risk of dementia, a new systematic review suggests.

Female walking on beach with trees in background

Date: 2025/01/22 - 00:32

GLP-1 Drugs Benefit Brain and Heart Health, but May Cause Kidney, GI Issues

A large study published in Nature Medicine reviewed the effects of GLP-1 drugs like Ozempic and Mounjaro on 175 different health outcomes. The findings show benefits for brain and heart health, but risks of developing gastrointestinal, kidney, and pancreatic issues.

Date: 2025/01/16 - 15:00

Green tea drinkers have fewer brain lesions linked to dementia

Older people who regularly drink green tea have fewer brain lesions are characteristic of dementia than those who do not drink it, a new study from Japan has found.

Date: 2025/01/16 - 02:32

Processed Red Meat May Raise Risk of Cognitive Decline, Dementia

Dementia cases in the U.S. are expected to double by 2060, and poor diet is considered a risk factor. A new study found that eating processed red meat is associated with a 13% higher risk of dementia and cognitive decline.

Pieces of chopped red meat on a counter at a butcher's

Date: 2025/01/16 - 00:31

Can eating more processed red meat increase your dementia risk?

People who eat more processed red meat have a greater risk of developing cognitive decline and dementia than those who eat very little red meat, a new study has found.

person's hands pouring olive oil over slice of bread

Date: 2025/01/11 - 10:31

Mediterranean diet may boost memory by changing gut makeup

The Mediterranean diet is associated with improved memory and learning in young rats, a recent study shows, suggesting that the same findings could also apply to humans,