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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.

What caffeine does to your brain and why you love itWhat caffeine does to your brain and why you love itWhat caffeine does to your brain and why you love it

02:12

Your brain on depressionYour brain on depressionYour brain on depression

02:09

Your brain wants you to have sex. Here's how that works.Your brain wants you to have sex. Here's how that works.Your brain wants you to have sex. Here's how that works.

02:15

What caffeine does to your brain and why you love itWhat caffeine does to your brain and why you love itWhat caffeine does to your brain and why you love it

02:12

How grief affects your brain and what to do about itHow grief affects your brain and what to do about itHow grief affects your brain and what to do about it

03:05