In this week’s Health newsletter: What to know about the “mini brain” inside your heart, why fertility doctors are addressing men’s mental health, and these drugs are changing the lives of people with hemophilia. Plus, extreme heat is taking its toll on pregnant people and their babies. 

But first: Dust isn’t just dirt—it’s full of ‘forever chemicals’ that can harm your health. 

In your home, you might be inhaling chemicals linked to cancer and diabetes. Here's what to do about it. 

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Your heart has its own nervous system, a whole network of neurons. New research is shedding light on how it works.  

Why Fertility Doctors Are Finally Paying Attention to Men’s Mental Health  

The Breakthrough Drugs Transforming Hemophilia Care 

The Hidden Toll of Extreme Heat on Pregnancy 

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