Harvard Health Letter

Protect your heart, keep your thoughts clear

Cardiac disease is strongly associated with a type of cognitive impairment.

You know that preventing heart disease is also key to preventing stroke. But did you know heart health is also key to thinking health? "An increasing proportion of what used to be called 'senile' dementia is turning out to be vascular dementia," says cardiologist Dr. Deepak Bhatt, a professor at Harvard Medical School.

The heart-brain connection

The heart pumps blood throughout the body, sending oxygen and nutrients to the cells. If the heart isn't pumping effectively, the brain may not receive enough blood flow to function properly.

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