Your Brain on LSD and Acid

AsapSCIENCE
4 May 201703:31
EducationalLearning
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TLDRLSD, a potent psychedelic drug, alters perception and induces hallucinations. First synthesized in 1938, its effects were accidentally discovered by Albert Hofmann. Though research was halted due to recreational use, recent studies have revived interest, showing LSD's impact on brain receptors and its potential therapeutic benefits for anxiety and creativity. Despite being non-addictive, the drug's long-term effects and risks like bad trips and flashbacks are still under investigation.

Takeaways
  • 🍄 LSD, or acid, is a potent psychedelic drug known for altering perceptions and inducing hallucinations.
  • 🧪 First synthesized in 1938, LSD was discovered to have psychedelic effects when its inventor, Albert Hofmann, accidentally ingested it in 1943.
  • 🔍 Research on LSD flourished in the 1950s and 1960s but was halted due to recreational use and its classification as an illegal Schedule I drug in the US.
  • 🌊 A typical dose of LSD is incredibly small, measured in micrograms, which is one-tenth the mass of a grain of sand.
  • 🧠 LSD impacts various brain receptors, with significant effects on the serotonin receptor 5HT2A, causing it to continually fire and leading to hallucinations.
  • 🕒 The body takes up to 12+ hours to degrade LSD, which explains the extended duration of its effects.
  • 🔬 Recent research has revived interest in LSD, with modern imaging techniques revealing unique brain communication patterns and potential therapeutic uses.
  • 🎨 LSD can lead to increased optimism, openness, creativity, and imagination, as observed in a study with healthy volunteers.
  • 💊 There is ongoing exploration of LSD as a therapy for patients with anxiety related to life-threatening illnesses, showing promise in improving quality of life.
  • 🌐 The trend of microdosing LSD is emerging, with individuals taking a fraction of a recreational dose to potentially enhance alertness and creativity.
  • ⚠️ Despite being non-addictive and less dangerous than other drugs, LSD use can still result in negative experiences like bad trips, paranoia, and panic attacks, and in rare cases, long-lasting perceptual disorders.
Q & A
  • What is LSD, and what is it commonly known as?

    -LSD, also known as acid, is a psychedelic drug that is famous for altering perception and creating hallucinations.

  • Who first synthesized LSD, and when was it done?

    -LSD was first synthesized in 1938 by Albert Hofmann from a fungus that grew on rye.

  • How did Albert Hofmann accidentally discover the psychedelic properties of LSD?

    -In 1943, Albert Hofmann accidentally touched some LSD to his mouth, which led to him getting high and discovering the drug's psychedelic properties.

  • What happened to LSD research in the 1950s and 1960s, and why was it halted?

    -Research on LSD took place in the 1950s and 1960s, but as recreational use began to spread, the drug was made an illegal Schedule I drug in the US, leading to the halting of research programs.

  • How is the dosage of LSD typically measured, and why is it so small?

    -A single dose of LSD is measured in one 100,000th of a gram, which is one-tenth the mass of a grain of sand, due to its potency.

  • Which brain receptors does LSD affect, and what is the primary receptor of interest in research?

    -LSD affects multiple brain receptors, including dopamine, adrenergic, and glutamate receptors, but most research focuses on the stimulatory serotonin receptor 5HT2A.

  • How does LSD interact with the 5HT2A receptor to cause hallucinations?

    -LSD hits the 5HT2A receptor at an unexpected angle, causing it to fold over the LSD, creating a lid that traps the drug and makes the receptor continually fire, leading to hallucinations.

  • What is the body's response to the presence of LSD in the 5HT2A receptor, and how long does this process take?

    -The body responds by internalizing the 5HT2A receptor to degrade the LSD, which can take up to 12 hours or more, explaining the long duration of the LSD high.

  • What recent findings have been made about the effects of LSD on the brain using neural imaging techniques?

    -Recent research using neural imaging techniques has found that LSD causes parts of the brain to communicate in unique ways, especially in the visual cortex, potentially explaining vivid and complex hallucinations. It also decreases blood flow in the default mode network, correlating with changes in consciousness.

  • How has LSD been considered for therapeutic use, and what are the reported benefits for patients with life-threatening illnesses?

    -LSD has been considered as a therapy for patients with death anxiety and life-threatening illnesses. Researchers found that 12 months after treatment, patients reported reduced anxiety and an improved quality of life, as the drug helped them restructure their habits and worldview.

  • What is the concept of microdosing LSD, and what are some of the reported benefits?

    -Microdosing involves taking one-tenth of a recreational dose of LSD to attempt to skip hallucinations and instead experience heightened alertness, energy, and creativity.

  • What are some of the potential risks associated with LSD use, despite it being non-addictive?

    -Although LSD is non-addictive, there are risks such as bad trips producing irrational fears, paranoia, and panic attacks. It can also cause flashbacks and, in extreme cases, Hallucinogen Persisting Perception Disorder, which is like a never-ending trip.

  • What findings have been reported regarding the relationship between psychedelic use and the risk of psychosis or suicide?

    -A US national survey found that 14% of participants who had used psychedelics in their life had no increased risk of developing psychosis, depression, or suicide attempts. However, research on the potential positive effects of LSD is still in its early stages.

Outlines
00:00
🍄 LSD: A Psychedelic Journey Through Perception and Consciousness

LSD, or lysergic acid diethylamide, is a potent psychedelic substance that alters perception and induces hallucinations. First synthesized in 1938 from a fungus, it gained notoriety when Albert Hofmann accidentally discovered its psychoactive effects in 1943. Despite its illegal status since the 1970s, recent research has explored its effects on the brain, particularly its interaction with the serotonin receptor 5HT2A, which leads to hallucinations and a prolonged 'high'. Modern studies have also revealed that LSD can foster unique brain communication patterns, potentially explaining its profound impact on consciousness and the self. The drug's potential as a therapeutic agent for anxiety and to enhance creativity and openness has been recognized, although concerns about its safety and the lack of extensive research remain.

Mindmap
Keywords
💡LSD
Lysergic acid diethylamide (LSD), also known as acid, is a powerful psychedelic drug known for altering perception and causing hallucinations. It was first synthesized in 1938 from a fungus that grows on rye. The video discusses its profound effects on the brain and body, detailing its historical background, and its potent, long-lasting impact on the mind.
💡Hallucinations
Hallucinations are sensory experiences that appear real but are created by the mind. LSD causes these by stimulating the serotonin receptor 5H2TA, leading to altered perceptions and visual distortions. The video explains how LSD-induced hallucinations can be vivid and complex due to increased brain communication, particularly in the visual cortex.
💡Serotonin receptor 5H2TA
The serotonin receptor 5H2TA is a specific receptor in the brain that LSD stimulates. This receptor’s interaction with LSD, where it traps the drug, leads to prolonged firing and continuous hallucinations. The video emphasizes this receptor’s crucial role in the drug's hallucinogenic effects.
💡Ego-dissolution
Ego-dissolution is a profound change in consciousness where the sense of self dissolves, creating a feeling of unity with the environment. The video mentions that LSD decreases blood flow in the default mode network, leading to this experience, which many users describe as a reconnection with themselves, others, and nature.
💡Microdosing
Microdosing involves taking a very small, sub-hallucinogenic dose of LSD, about one-tenth of a recreational dose. The video explains how this practice aims to enhance alertness, energy, and creativity without inducing full-blown hallucinations. Despite its popularity, there is limited scientific research supporting its effectiveness.
💡Hallucinogen Persisting Perception Disorder (HPPD)
HPPD is a rare condition where a person continues to experience visual disturbances or hallucinations long after the drug has worn off. The video highlights this as one of the potential long-term risks of LSD use, where users might feel like they are perpetually on a 'trip'.
💡Albert Hofmann
Albert Hofmann was the Swiss scientist who first synthesized LSD in 1938. He accidentally discovered its psychedelic properties in 1943. The video mentions Hofmann’s initial accidental ingestion and his subsequent realization of LSD's potent effects, marking the beginning of psychedelic research.
💡Psychedelic research
Psychedelic research involves studying substances like LSD for their effects on the mind and potential therapeutic uses. The video discusses the history of this research, its halt in the 1960s due to legal restrictions, and its recent revival, highlighting findings on LSD's impact on consciousness and potential benefits for mental health.
💡Default mode network
The default mode network (DMN) is a network of brain regions that is active when the mind is at rest and not focused on the outside world. LSD reduces blood flow to the DMN, leading to changes in consciousness such as ego-dissolution. The video explains how this disruption correlates with the profound subjective experiences reported by LSD users.
💡Psychedelic therapy
Psychedelic therapy uses substances like LSD in a controlled setting to treat mental health conditions. The video cites research showing that LSD can help patients with anxiety and life-threatening illnesses by restructuring their habits and worldviews, leading to improved quality of life and reduced anxiety.
Highlights

LSD, also known as acid, is a psychedelic drug that alters perception and creates hallucinations.

LSD was first synthesized in 1938 from a fungus that grew on rye.

Albert Hofmann accidentally discovered LSD's psychedelic effects in 1943.

Research on LSD was prevalent in the 1950s and 1960s but was halted due to recreational use and legal restrictions.

A single dose of LSD is extremely small, measured in one 100,000th of a gram.

LSD affects multiple brain receptors, with primary research on the stimulatory serotonin receptor 5HT2A.

LSD's interaction with the 5HT2A receptor causes it to continually fire, leading to hallucinations.

The body degrades LSD by internalizing the 5HT2A receptor, a process that can take over 12 hours.

Recent research has used advanced neural imaging to study LSD's effects on brain communication.

LSD decreases blood flow in the default mode network, correlating with changes in consciousness.

Many users report a sense of reconnection with themselves, others, and the natural world after using LSD.

A study showed increased optimism, openness, creativity, and imagination in healthy volunteers after LSD use.

LSD is being considered as a therapy for patients with death anxiety and life-threatening illnesses.

Patients reported reduced anxiety and improved quality of life 12 months after LSD treatment.

Microdosing is an emerging trend where individuals take a small fraction of a recreational LSD dose.

LSD is non-addictive and is considered less dangerous than drugs like cocaine and heroin.

There is a lack of scientific studies on the widespread microdosing trend and its effects.

LSD can cause bad trips with irrational fears, paranoia, and panic attacks.

LSD can lead to flashbacks and, in rare cases, Hallucinogen Persisting Perception Disorder.

The risk of psychosis and suicide associated with LSD use is not as high as previously thought.

New research on LSD's potential positive effects is still in its early stages.

Transcripts
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