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Topic: Cardiovascular Health

Dairy products assortment shot on rustic wooden table. (Getty Images/fcafotodigital)

Food allergies linked to heart damage

Michael La Corte
Body System concept (Getty Images/zf L)

What does "heart rate variability" mean?

Anne R. Crecelius - The Conversation
Several young people running on treadmill in gym wearing face mask (Getty Images)

Why you may want to double that workout

Matthew Rozsa
A red panda (also known as a lesser panda) relaxes in its enclosure at the Beijing zoo on June 24, 2013. The zoo grounds were originally a Ming Dynasty imperial palace and finally opened to the public in 1908. (MARK RALSTON/AFP/Getty Images)

In defense of napping

Nicole Karlis
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(AP Photo/Haven Daley)

Freaking out over weed

Paul Armentano - Alternet
(<a href='http://www.shutterstock.com/gallery-990998p1.html'>Dirima</a> via <a href='http://www.shutterstock.com/'>Shutterstock</a>)

April M. Short - Alternet
(David Reviews)

Andreea Nica - Alternet
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