Nearly 1 in 4 teens sleeps 5 hrs or less per night — and it’s getting worse.
A new JAMA study of 121K high schoolers found 75% don’t get enough sleep. The surprising culprit? NOT screens.
📖 npr.org/2026/03/08/nx-s1-5737426/time-change-teens-sleep-screens
New study: Kids 🧒 eating more ultra-processed foods 🌭🍕at age 3 showed higher rates of behavioral & emotional problems by age 5.
The good news — replacing just 10% of UPFs with whole foods 🍒🥑was associated with better outcomes.
jamanetwork.com/journals/jam...
💯
👏🏻👏🏻👏🏻
That’s amazing. I’m sure the kids liked it!
Also important!
You may be right.
Good teachers have always known this - I suspect.
👶❄️ Kid (0–6 years) with a common cold?
A randomized controlled trial found that saline nasal drops can:
✅ Shorten symptoms by about 2 days
✅ Reduce the chance of others in the household getting sick
Simple, safe, and effective!
www.ersnet.org/news-and-fea...
I’m doing well. Glad you made the website switch!
Do kids really need to sit still to learn? 🤔
In 2 studies with middle schoolers, students generated more novel ideas when allowed to move (wiggle stools) vs. sitting still. No effect on memory.
Maybe it’s time to rethink “still = engaged.” 🪑✨
psycnet.apa.org/fulltext/202...
Tired of hearing me talk about the untrustworthiness of Meyers Briggs personality test?
I won’t stop soon! Not until you stop using it to decide who to marry, who to hire, or what College to attend.
You have been sold a lie by ‘big business’.
www.powerofusnewsletter.com/p/why-are-we...
That’s why we’ve been saying these “policies” will set us back decades. It takes much longer to build than to break down.
New evidence shows chatbots are not only changing the way we write✍️, but the way we talk 🎙️too!
arxiv.org/abs/2409.01754
New study asked 10 LLMs to manage pain for 1,000 ER patients. The result? Bias at scale.
Black, unhoused, and low-income patients were flagged as high-risk for addiction but prescribed the most opioids.
Low-income patients got less treatment despite similar needs.
www.nature.com/articles/s44...
Happy New Year Henri - you’re capabilities clearly outweigh mine. More to learn for me in the New Year!
Same to you Christine! May it be a year filled with love and laughter - and some good science.
Happy New Year!
Starting the year off with more science. Chronic anxiety may be caused by dysfunction of the microglia (the brains primary immune cells), new study in mice suggests.
pubmed.ncbi.nlm.nih.gov/40897864/ts
Our interdependence with the gut #microbiota is remarkable.
New research suggests gut microbes 🦠 may help train the maternal immune system to tolerate the fetus—reducing the risk of pregnancy loss🤰.
news.weill.cornell.edu/news/2025/12...
Good point!
Getting the #RSV #vaccine during pregnancy helped protect babies under 6 months:
• Cut doctor visits for RSV by about two-thirds
• Reduced RSV hospitalizations by about 70%
jamanetwork.com/journals/jam...
Attending an Ivy-Plus #college (vs. an average flagship public) increases the chance of:
💰Top 1% of earners
🎓Attending elite graduate school
🏢Working at a prestigious firm
💵Average salaries, however, are not meaningfully different
academic.oup.com/qje/advance-...
Infants of mothers with childhood abuse, showed more difficult temperament.
DNA methylation of HPA-axis-related genes moderated this association, suggesting that epigenetic changes may amplify the effects of maternal childhood abuse
on infant stress responses.
pubmed.ncbi.nlm.nih.gov/40974784/
This is a very sobering graph for the US. Hospitals that treat kids (level 1-2-3 in figure) are disappearing.
This is problematic for all.
publications.aap.org/pediatrics/a...
Absolutely staggering figures; USA an outlier among its developed countries peers wrt intimate partner violence, and India the outlier for sexual violence against children.
More kids dying of the flu now that vaccine rates are dropping. Misinformation have consequences. Please protect yourself and others.
#VaccinesSaveLives
Violence against woman and kids major contributor to ill health.
Not just in ‘developing countries’ here too,
When will we stop the patriarchy, allow ‘boys will be boys’, and build social structures that help women and girls?
www.thelancet.com/journals/lan...
Study among Chinese college students shows negative affect of app usage:
😴Less sleep
⏰More often late for class
✏️Lower grades
👔Lower salary in first job
Even more scary: Roommate use had huge impact as app use is infectious.
www.nber.org/system/files...
Pursuing a PhD isn’t just academically demanding — it can strain mental health. Study shows PhD students increase use of psychiatric meds each year compared to master’s students.
Exception: medical & health sciences, where use stayed steady.
www.sciencedirect.com/science/arti...
🚸 Overparenting hurts mental health.
A meta-analysis of 44 studies (21k+ people) found small but significant links between overparenting and anxiety, depression, and lower life satisfaction.
Effects varied by culture, parent gender, and age.
#Parenting #MentalHealth pubmed.ncbi.nlm.nih.gov/41009265/
