Tuesday, December 16, 2025
Tuesday, December 16, 2025

Blocking a protein known as CDK7 could prevent heart damage associated with a commonly used cancer chemotherapy medication, according to a new study. Importantly, the researchers also found that inhibiting CDK7 could help enhance the medication's cancer-killing capability. Based on an animal model, the study findings could provide a foundation for future treatment strategies to reduce chemotherapy-related heart toxicity and increase treatment effectiveness. This could ultimately help increase the lifespan of people with cancer.

Healthy adults under the age of 75 are unlikely to benefit from taking more than the daily intake of vitamin D recommended by the Institutes of Medicine (IOM) and do not require testing for vitamin D levels. For children, pregnant people, adults older than 75 years and adults with high-risk prediabetes, the guideline recommends vitamin D higher than the IOM recommended daily allowance.

A pregnant woman reads the label on a prenatal supplement container while at the drug store.

If there’s one thing doctors agree on, it’s that all of their pregnant patients should take prenatal supplements. As a result, about 3 in 4 expecting mothers follow their doctor’s advice[1].

But even though they’re crucial for the health of mother and baby alike, prenatal supplements are completely unregulated[2]. There are no rules that require these supplements to contain any nutrients at all, let alone the...

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  6. Children's visual experience may hold key to better computer vision training
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