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NBC News BETTER brings you wellness news and tips to make the most of your mind, your body and your life.
Sex, drugs and music: All the same to your brain and mine02:18
Your brain wants you to have sex. Here's how that works.02:15
Why we crave the thrill of danger and surviving it02:11
How grief affects your brain and what to do about it03:05
What screen time does to a child's brain02:24
What caffeine does to your brain and why you love it02:12