Why do so many living things get the same number of heartbeats?
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9:12
Why heartbreak hurts and how it can be fatal: Broken Heart Syndrome
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16:53
The Assassin's Favorite Plant
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44:01
Cerebral Cortex 2 Integrative Cortical Areas
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18:45
How the Heart Changes with Exercise
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7:48
"He's A Fighter!" Medical Words That Hurt
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18:49
Why do we die? | EvolutionExamples
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12:02
Why Is Your Heart On The Left?
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8:54