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91 - 100 of 223 results
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Smoking nicotine and drinking alcohol are common risk factors that can lead to premature death. Learn how both substances impact our bodies and can lead to addiction.
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Learn about the reward prediction error hypothesis as it applies to addiction and reward cues in thebrain.
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Thirst is a basic drive for people to consume fluids, motivated by brain and body regions working to maintain homeostasis, or an internal physiological balance.
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Teens’ nocturnal lifestyles are more than a personal preference — dramatic hormonal changes during puberty alter the brain circuits that regulate sleep.
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The brain stores memories by changing how neurons talk to each other.
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Believing a treatment will work can change how you respond to it — even when it’s fake.
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Dopamine works as a crucial messenger in our brains, with imbalances causing a variety of brain disorders.
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Learn how your brain creates dreams while you sleep.
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This video shows how the right-and-left-brained belief came to be and why it is a myth.
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Explores one process by which sleep is thought to play a role in properly regulating synapses — the synaptic homeostasis hypothesis.