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Robert Lufkin MD

@robertlufkinmd.bsky.social
252 followers 6 following 4.6K posts

Professor & NYT bestselling author of Lies I Taught in Medical School. Metabolic health, longevity & what your doctor gets wrong. Free weekly newsletter → robertlufkinmd.substack.com

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Robert Lufkin MD @robertlufkinmd.bsky.social · 8h
My takeaway: review blood pressure and symptoms with the treating clinician as metabolic treatment changes. Full breakdown coming on the Health Longevity Secrets podcast www.youtube.com/@RobertLufkinMD #MetabolicHealth #HealthLongevitySecrets #MedicationSafety #BloodPressure (5/5)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 8h
That is a relative comparison, not a 2.45% event rate; the abstract does not supply absolute risks or comparator details, and pooled results cannot predict an individual's risk ([study](pubmed.ncbi.nlm.nih.gov/42603240/)). (4/5)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 8h
Tirzepatide analyses reported fewer hypertension-related events but more hypotension-related events, with a pooled relative risk of 2.45 for hypotension ([results](pubmed.ncbi.nlm.nih.gov/42603240/)). (3/5)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 8h
A meta-analysis of 32 randomized trials involving 47,332 participants examined blood-pressure adverse events during tirzepatide or semaglutide treatment for diabetes or obesity ([Endocrine](pubmed.ncbi.nlm.nih.gov/42603240/)). (2/5)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 8h
Lower is not always better when blood pressure falls too far. (1/5)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 9h
My takeaway: long-term vascular care deserves as much attention as the crisis itself. Full breakdown coming on the Health Longevity Secrets podcast www.youtube.com/@RobertLufkinMD #MetabolicHealth #HealthLongevitySecrets #StrokePrevention #BloodPressure (4/4)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 9h
The trials used different treatment strategies, and 75.3% of participants were Asian; these are secondary-prevention results, not an acute-stroke treatment rule ([study](pubmed.ncbi.nlm.nih.gov/42586098/)). (3/4)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 9h
Over median follow-up of 42 months, recurrent stroke occurred in 6.5% with intensive blood-pressure lowering versus 10.4% with control, mainly reflecting fewer repeat brain bleeds ([results](pubmed.ncbi.nlm.nih.gov/42586098/)). (2/4)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 9h
New in The Lancet Neurology: prevention after a brain bleed needs a long view. An individual-participant meta-analysis of four randomized trials included 2,944 adults with previous spontaneous intracerebral hemorrhage ([RECAP-ICH](pubmed.ncbi.nlm.nih.gov/42586098/)). (1/4)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 9h
117 Years Old, but a Younger Biological Clock Full episode: youtu.be/0TX_E46sAFk
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Robert Lufkin MD @robertlufkinmd.bsky.social · 10h
Full breakdown coming on the Health Longevity Secrets podcast www.youtube.com/@RobertLufkinMD #MetabolicHealth #HealthLongevitySecrets #StrengthTraining #HealthyAging (4/4)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 10h
This single-center study tested relatively healthy older adults, not frail patients, and a null result does not prove every schedule is equivalent ([limitations](doi.org/10.1002/jcsm...)). My takeaway: prioritize a realistic training routine before chasing a personalized clock. (3/4)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 10h
Peak-time training showed no clear advantage over trough-time training for strength or lean mass ([results](doi.org/10.1002/jcsm...)). (2/4)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 10h
What if finding the perfect workout hour is the wrong priority? A 12-week randomized trial assigned 108 older adults to training at their individual peak or trough performance time, or no training; 93 were analyzed ([study](doi.org/10.1002/jcsm...)). (1/4)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 10h
Add garlic today. The lie: garlic is just for flavor — it doesn't move blood pressure. That's the myth. Ried 2020: garlic supplements lowered SBP ~8.3 and DBP ~5.5 mm Hg in hypertensives (12 RCTs). Study: pubmed.ncbi.nlm.nih.gov/32010325/ #DoctorsDailyDrop
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Robert Lufkin MD @robertlufkinmd.bsky.social · 05/10/2026
My takeaway: sleep deserves attention in a whole-person health plan, but a nap is not a license to neglect nighttime rest. Full breakdown coming on the Health Longevity Secrets podcast www.youtube.com/@RobertLufkinMD #MetabolicHealth #HealthLongevitySecrets #Sleep #BrainHealth (5/5)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 05/10/2026
This brief field experiment assessed same-day performance in adolescents, not long-term metabolic health, dementia or lifespan ([design](pubmed.ncbi.nlm.nih.gov/42617247/)). (4/5)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 05/10/2026
There were no significant between-group differences in inhibitory control or emotional conflict control ([results](pubmed.ncbi.nlm.nih.gov/42617247/)). (3/5)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 05/10/2026
Researchers randomized 111 sleep-deprived teenagers to a 30-minute lunchtime nap opportunity or quiet wake-rest, finding better sustained attention and less sleepiness in the nap group ([study](pubmed.ncbi.nlm.nih.gov/42617247/)). (2/5)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 05/10/2026
New in Sleep Medicine: a nap experiment with a narrow but useful result. (1/5)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 05/10/2026
Are driverless cars the decade's biggest public health advance? 39k US traffic deaths in 2024. Waymo study (56.7M miles): 79% lower injury-crash rate vs humans — promising signal, not a finished safety case. www.tandfonline.com/doi/full/10....
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Robert Lufkin MD @robertlufkinmd.bsky.social · 05/10/2026
My takeaway: look beyond the scale without turning a biomarker into a causal story. Full breakdown coming on the Health Longevity Secrets podcast www.youtube.com/@RobertLufkinMD #MetabolicHealth #HealthLongevitySecrets #HeartHealth #Inflammation (4/4)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 05/10/2026
Lower hsCRP was associated with lower cardiovascular risk, but this secondary analysis cannot prove that reducing inflammation caused the benefit; hsCRP is a marker, not proof of a treatment mechanism ([limitations](doi.org/10.1161/CIRC...)). (3/4)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 05/10/2026
At 104 weeks, semaglutide lowered hsCRP by 37.8% versus placebo ([full study](doi.org/10.1161/CIRC...)). (2/4)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 05/10/2026
What does a falling inflammation marker actually tell us? A prespecified analysis of the 17,604-person SELECT randomized trial studied adults with established cardiovascular disease and overweight or obesity, without diabetes ([Circulation](pubmed.ncbi.nlm.nih.gov/42610271/)). (1/4)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 05/10/2026
My takeaway: investigate metabolic care alongside psychiatric care, not as a reason to stop treatment. Full breakdown coming on the Health Longevity Secrets podcast www.youtube.com/@RobertLufkinMD #MetabolicHealth #HealthLongevitySecrets #MetabolicPsychiatry #Research (5/5)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 05/10/2026
Missing data, unequal meal support and untracked medication changes limit interpretation; the randomized phase did not show significant between-group psychosis or cognition benefits ([limitations](doi.org/10.1093/schb...)). (4/5)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 05/10/2026
But symptom and cognition improvements after four months came from 25 participants in an extension without a concurrent control group ([follow-up](doi.org/10.1093/schb...)). (3/5)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 05/10/2026
A small trial randomized 58 people with schizophrenia-spectrum or bipolar-1 disorders to a ketogenic diet or usual diet for one month, finding improvements in weight, HbA1c and insulin resistance with keto ([study](doi.org/10.1093/schb...)). (2/5)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 05/10/2026
Promising is not the same as proven. (1/5)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 05/10/2026
Floss tonight. Daily flossing tracked with lower CVD-event odds and CVD mortality in a large NHANES analysis (observational). Educational tip only.
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Robert Lufkin MD @robertlufkinmd.bsky.social · 05/10/2026
Lies I Taught in Medical School just won the National Indie Excellence Awards in Health. www.robertlufkinmd.com/lies/
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Robert Lufkin MD @robertlufkinmd.bsky.social · 05/10/2026
Hi! I'm Dr. Robert Lufkin, physician, researcher, professor, author, and lifelong student of healthy aging. 200+ scientific publications New York Times bestselling author of Lies I Taught in Medical School 1.2M+ people reached weekly through digital media Featured in the new aging documentary Forev
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Robert Lufkin MD @robertlufkinmd.bsky.social · 04/10/2026
Full breakdown coming on the Health Longevity Secrets podcast www.youtube.com/@RobertLufkinMD #MetabolicHealth #HealthLongevitySecrets #HealthyAging #Nutrition (5/5)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 04/10/2026
This small, short trial had low exercise adherence; cognitive testing was secondary and does not establish dementia prevention ([trial](pubmed.ncbi.nlm.nih.gov/42680255/)). My takeaway: healthy-aging advice must fit nutritional risk, not a universal eat-less rule. (4/5)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 04/10/2026
At 6 months, nutrition scores improved by 2.7 and 2.9 points more than control, respectively, on a 30-point scale ([results](pubmed.ncbi.nlm.nih.gov/42680255/)). (3/5)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 04/10/2026
In the 105-person PROMED-EX randomized trial, older adults at risk of undernutrition and cognitive decline received protein-enriched Mediterranean-diet counseling, with or without home exercise, or a healthy-eating leaflet ([study](pubmed.ncbi.nlm.nih.gov/42680255/)). (2/5)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 04/10/2026
New in The American Journal of Clinical Nutrition: nourishment, not restriction, was the target. (1/5)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 04/10/2026
My takeaway: build a sustainable, medically appropriate movement plan rather than chase a ranking. Full breakdown coming on the Health Longevity Secrets podcast www.youtube.com/@RobertLufkinMD #MetabolicHealth #HealthLongevitySecrets #Exercise #Type2Diabetes (5/5)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 04/10/2026
But the long-interval advantage over moderate exercise lost statistical significance when one trial was excluded, and training volumes differed ([limitations](doi.org/10.1186/s131...)). (4/5)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 04/10/2026
Estimated differences were 0.47, 0.50, and 0.85 percentage points, respectively ([results](doi.org/10.1186/s131...)). (3/5)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 04/10/2026
A network meta-analysis of 16 randomized trials involving 744 adults with type 2 diabetes found lower HbA1c versus no exercise with moderate continuous training, short intervals, and long intervals ([BMC study](doi.org/10.1186/s131...)). (2/5)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 04/10/2026
The hardest workout is not automatically the best-supported choice. (1/5)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 04/10/2026
Topical Rapamycin: Skin Cells Reset to Age 20? Full episode: youtu.be/h3_HepIDmI4
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Robert Lufkin MD @robertlufkinmd.bsky.social · 04/10/2026
Full breakdown coming on the Health Longevity Secrets podcast www.youtube.com/@RobertLufkinMD #MetabolicHealth #HealthLongevitySecrets #Diabetes #MedicalEducation (5/5)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 04/10/2026
The open-label design and incomplete follow-up limit certainty; this tested a training package, not empathy alone or longer lifespan ([study](doi.org/10.1001/jama...)). My takeaway: metabolic care needs practical support, not just instructions. (4/5)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 04/10/2026
At 6 months, 58.0% versus 42.9% of patients with available measurements reached HbA1c below 7%, favoring intensive training ([trial](doi.org/10.1001/jama...)). (3/5)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 04/10/2026
In a cluster randomized trial at 205 Chinese centers enrolling 2,017 adults with type 2 diabetes, physicians received regular training or an added week of patient-role simulations ([JAMA Network Open](doi.org/10.1001/jama...)). (2/5)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 04/10/2026
What if better glucose control starts with how we train doctors? (1/5)
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Robert Lufkin MD @robertlufkinmd.bsky.social · 04/10/2026
Eat beets today. Kapil 2015 RCT: beetroot nitrate juice lowered clinic/home/24h BP over 4 weeks in hypertension. Educational only. Not medical advice. Podcast: Doctor's Daily Drop
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