Back to today’s briefing

Story perspectives

High Meat Consumption Doubles Dementia Risk, Study Finds

4/14/2026

49 7 Full Breakdown

Left

Meat Consumption Risks

A study in JAMA Network Open analyzed data from 2,157 older adults over 15 years to assess dementia risk with APOE 3/4 and APOE 4/4 genotypes.
The study found that more than 200 grams of meat weekly correlated with over twice the dementia risk versus higher meat consumers.
Experts caution against generalizing the findings and call for further research before changing dietary recommendations, especially regarding red and processed meats.

Right

Optimism Reduces Dementia

Higher optimism is linked to a 15% lower dementia risk in 9,000 cognitively healthy adults followed for up to 14 years.
The association remains after adjusting for multiple factors, indicating the link is not explained by these variables.
Mentally active sedentary activities, such as reading, lower dementia risk.
Mentally passive activities may increase dementia risk.

1 of 2

Meat Consumption Risks

A study in JAMA Network Open analyzed data from 2,157 older adults over 15 years to assess dementia risk with APOE 3/4 and APOE 4/4 genotypes.
The study found that more than 200 grams of meat weekly correlated with over twice the dementia risk versus higher meat consumers.
Experts caution against generalizing the findings and call for further research before changing dietary recommendations, especially regarding red and processed meats.

1 / 2