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Updated on April 21, 2025 at 8:00 a.m. PST

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Myopia in kids: Could a caffeine metabolite slow it down?

A metabolite of caffeine — 7-methylxanthine or 7-MX — may be able to slow down the advance of nearsightedness (myopia) in children, according to new research.

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'Optimal' sleep linked with 74% lower cardiovascular risk

New research suggests that people who have a regular good night's sleep may have a lower risk for cardiovascular disease and stroke.

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Smoking actually damages heart structure, study finds

A new study presented at the European Society of Cardiology Congress 2022 found that smoking can damage the structure of the heart and impact its function.

In-depth resources on depression, including information on the types, signs and symptoms, management, treatment, and more.

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Most popular with MNT readers

Diets low in vitamin K might impact memory, accelerate cognitive decline

Written by Jessica Freeborn on April 20, 2025

Mice fed a low vitamin K diet had lower vitamin K levels in the brain and had poorer cognitive function compared to mice eating a regular diet, in a new study that hints at a link between vitamin K and dementia.

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Can I get the Medicare QMB program?

Written by Zia Sherrell, MPH on April 21, 2025

Medicare offers four savings programs, including QMB. It can help pay for Medicare premiums and out-of-pocket costs. A person may also qualify for Extra Help.

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NEW PODCAST EPISODE

In Conversation: What is behind vaccine hesitancy?

Hosted by Dr Hilary Guite with Prof. Maya Goldenberg and Aaron Khemchandani

In this episode, we discuss what really makes people unsure about vaccines, and whether and how science communicators might restore public trust.

LISTEN TO THIS EPISODE

Each day, we’ll bring you a digest of the very best science-backed health news and information so that you can satisfy your curiosity and come to your own conclusions on the health issues that matter most to you.

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The Medical News Today team

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