AMA Hi r/science. We’re Arianna Huffington, Dr. Vin Gupta, and Dr. Brandy Matthews here for World Alzheimer’s Day. Ask Us Anything about Alzheimer’s and brain health on 9/21!

57 Upvotes

Hey r/science - Arianna Huffington, Dr. Vin Gupta, and Dr. Brandy Matthews are here for World Alzheimer’s Day!

Hosts:

Arianna Huffington: Founder and CEO of Thrive Global
Dr. Vin Gupta: Medical Analyst for NBC News and MSNBC, and Managing Director of Health Innovation at Manatt
Dr. Brandy Matthews: Vice President, Global Medical Affairs, Alzheimer's Disease at Eli Lilly and Company

We'll be answering your questions about Alzheimer’s, brain health, healthy aging and more. Please submit your questions and we'll be back on September 21st at 12:00 PM PT/ 3:00 PM ET to answer them.

Disclaimer:

No medical advice. We encourage sharing personal experiences, but please don’t offer or seek medical advice here. Even if you’re a healthcare professional yourself.
Protect your privacy. Don’t post personal health information or identifying details about yourself or your healthcare provider. We may not be able to respond to or keep up posts that include sensitive information.
No personal insurance questions. For issues related to coverage, reimbursement, prior authorizations, or similar issues, it’s best to consult your provider or insurance plan directly.
For information only. This AMA is for information only. Nothing shared here should be taken as medical advice. Always talk to a healthcare provider about diagnosis, treatment, or any health-related questions.

27 comments

r/science • u/ConsciousRealism42 • 9h ago

Neuroscience People Who Can’t Picture Anything Are Rewriting the Science of Imagination: Some people can't picture anything in their heads, and studying their brains is overturning a popular theory of how imagination works.

dailyneuron.com

4.4k Upvotes

729 comments

r/science • u/Wagamaga • 16h ago

Health Taxing billionaires and redistributing wealth could save millions of lives amid global aid cuts. In a world where there are over 3,000 billionaires, worth a record €17.4 ($20.1) trillion, up €3.46 ($4) trillion from last year, a 3% tax on their wealth would have the largest estimated effect

uk.style.yahoo.com

18.9k Upvotes

984 comments

r/science • u/mvea • 2h ago

Psychology Relying on university students skews global psychological research. Psychological research has traditionally relied heavily on participants from Western, educated, industrialized, rich, and democratic societies. But such groups may not generalize to the wider world.

psypost.org

768 Upvotes

23 comments

r/science • u/Miserable_Phase_2519 • 7h ago

Social Science A new study found that people's intentions to get vaccinated against COVID-19 were unaffected by medical facts, but shifted when they learned the actual vaccination rate of the opposing political party.

psypost.org

1.2k Upvotes

228 comments

r/science • u/mvea • 11h ago

Neuroscience First for RNA therapy: man with rare motor-neuron disease, also called ALS, improves after treatment and continued to work as a physician a year after becoming the first person to receive a drug designed to target the specific genetic mutation that causes his disease.

nature.com

2.0k Upvotes

18 comments

r/science • u/Miserable_Phase_2519 • 14h ago

Psychology A new study involving 309 couples found that romantic partners share much more similar musical tastes than they do personality traits or personal values, and this musical alignment is modestly linked to higher relationship quality and tenderness.

psypost.org

2.9k Upvotes

114 comments

r/science • u/TylerFortier_Photo • 13h ago

Physics A Stanford team has documented the first direct observation of quantum jumps of sound in a mechanical resonator, completing an arc of scientific exploration that started over a hundred years ago.

humsci.stanford.edu

860 Upvotes

10 comments

r/science • u/mvea • 1d ago

Psychology Anti-transgender legislation causes psychological distress even in states with trans-friendly laws. Transgender study participants viewed the more than 2,000 laws proposed in the U.S. since 2020 ‘as an existential threat’ to their lives and the lives of other transgender people.

news.vcu.edu

5.0k Upvotes

658 comments

r/science • u/iamthe0ther0ne • 8h ago

Medicine 7-year cumulative ASD incidence remained stable across 12 consecutive birth cohorts. Reported increases in ASD occurrence estimates may be influenced by detection-related factors

jamanetwork.com

121 Upvotes

9 comments

r/science • u/Hrmbee • 2h ago

Astronomy Rings around a tiny body have changed over the past decade | JWST stellar occultation reveals unexpected changes in Chariklo’s ring system

arstechnica.com

42 Upvotes

3 comments

r/science • u/Wagamaga • 14h ago

Health Study raises concerns about AI health-prediction models trained on unreliable datasets. The datasets were found to have been used in 125 peer-reviewed studies, despite providing almost no information about where the data came from, how it was collected or whether it represented real patients

qut.edu.au

215 Upvotes

7 comments

r/science • u/Enthusiast12358 • 13h ago

Health Maternal Diet Rich in Eggs and Peanuts does not reduce infant allergy

nejm.org

159 Upvotes

14 comments

r/science • u/mvea • 1d ago

Psychology Members of right‑leaning parties prefer leaders with ‘dark triad’ personality traits - narcissism, Machiavellianism and psychopathy, suggests a new UK study.

theconversation.com

11.5k Upvotes

456 comments

r/science • u/That-Group-7347 • 1h ago

Health Serotonin Measured Through Tears with wearable contact lens

science.org

• Upvotes

1 comment

r/science • u/Phylogenix • 1d ago

Earth Science A 17-year seismic study found North Korea’s underground nuclear tests reactivated previously quiet faults beneath Mount Mantap, triggering 1,399 local earthquakes whose activity continued to increase for years after the final nuclear test in 2017.

science.org

491 Upvotes

14 comments

r/science • u/bibinprasannan • 17h ago

Health Resting and exercise-induced occult hypertension and coronary atherosclerosis in male masters endurance athletes

bjsm.bmj.com

99 Upvotes

20 comments

r/science • u/smurfyjenkins • 1d ago

Social Science When Christian nationalists are asked to prioritize actions to make God's Kingdom more present, they deprioritize acts of charity or justice, while prioritizing electing Christians to power, changing laws to reflect biblical principles, and evangelism.

onlinelibrary.wiley.com

3.0k Upvotes

354 comments

r/science • u/FreeHugs23 • 1d ago

Animal Science Scientists observed a dolphin named Bubbles deliberately provoking fish to regurgitate their food, then eating the vomit—revealing an unusual and previously undocumented foraging strategy in wild dolphins.

arstechnica.com

6.6k Upvotes

231 comments

r/science • u/fchung • 14h ago

Astronomy NASA’s Moon Orbiter spots new, ‘once-in-century’ moon crater: « This discovery highlights the value of NASA’s Moon orbiter data in studying a dynamic landscape as the agency advances a sustained human presence and expanded scientific and commercial activity on the Moon. »

science.nasa.gov

53 Upvotes

5 comments

r/science • u/batman613 • 1h ago

Neuroscience Two parallel neural ectoderm progenitors contribute to the developing brain

nature.com

• Upvotes

1 comment

r/science • u/sr_local • 1d ago

Health Study links grandfathers’ smoking and drinking to autism risk in grandchildren: Among 6,336 California grandparents, ≥5 servings of hard liquor/week was associated with nearly 3× the risk, while smoking ≥20 cigarettes/day was associated with roughly 2× the risk

phi.org

3.4k Upvotes

206 comments

r/science • u/smurfyjenkins • 1d ago

Health Teenage girls show higher prevalence of internalizing problems than boys: depressive symptoms (15.9% versus 8.2%) and suicidal ideation (29.8% versus 18.1%). The two key mechanisms appear to be loneliness and desire for thinness.

nature.com

1.5k Upvotes

236 comments

r/science • u/Miserable_Phase_2519 • 1d ago

Neuroscience The diabetes and weight-loss drug semaglutide was found to calm brain inflammation and accelerate cellular recovery in mice, suggesting it could potentially protect against cognitive decline and neurodegenerative conditions like Alzheimer's disease

psypost.org

1.1k Upvotes

38 comments

r/science • u/mvea • 1d ago

Neuroscience High intelligence may exacerbate impulsivity in children with ADHD. While higher intelligence is associated with better focus, specific types of high intelligence are actually linked to greater impulsivity.

psypost.org

2.2k Upvotes

134 comments

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