#brain-chemistry

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Health
fromwww.theguardian.com
2 weeks ago

Why is smoking so addictive and what are the best ways to give up?

Cigarettes are extremely addictive because nicotine rapidly triggers dopamine release in the brain within 10-20 seconds, creating immediate pleasure that reinforces addiction despite well-known health risks.
Mental health
fromPsychology Today
3 months ago

Anxiety Affects the Brain to Distort Perception of Threat

Anxiety distorts perception, heightens threat-focused attention, sustains intrusive thoughts, and creates self-fulfilling negative behaviors that erode relationships and present-moment experience.
fromThe Washington Post
7 months ago

This gene tweak in mice offers clues to what sets us apart from Neanderthals

The modern form of the gene ADSL in humans reduces enzyme stability compared to that found in Neanderthals or Denisovans, suggesting significant biochemical differences between species.
Science
Mental health
fromPsychology Today
8 months ago

Need Pain Relief? Schadenfreude or Altruism: It's Your Choice

Altruism alleviates physical pain by activating specific brain regions, while schadenfreude offers short-term relief but has destructive, addictive qualities.
SF food
fromPsychology Today
9 months ago

What's Behind an Insatiable Appetite?

A brain circuit linked to sugar cravings overrides satiety signals.
Sugar engages opioid receptors, complicating dessert resistance.
Understanding cravings via brain biology can aid sugar management.
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