Past studies show that cooking meals at home can be a great strategy for good health. Research has linked home cooking to a lower risk for certain health issues, such as type 2 diabetes , obesity , and heart disease , and may also offer mental health benefits.
Now, a new study published in the Journal of Epidemiology & Community Health says that cooking more at home may also help decrease your risk for dementia . For this study, researchers analyzed health data from almost 11,000 adult participants ages 65 and older of the Japan Gerontological Evaluation Study .
Study participants were asked to respond to questionnaires regarding how frequently they cooked at home and their cooking skills, such as their ability to peel fruit and vegetables, grill fish, boil eggs , and make certain standard dishes such as a stir-fry or stew.
Medical News Today published a clinical update in Research Highlights on 28 Mar 2026.
The item focuses on Cooking at least one meal at home weekly may cut dementia risk by up to 67%.
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