Wendy Troxel: Why school should start later for teens
Wendy Troxel: Pourquoi l'école devrait commencer plus tard pour les ados
Wendy Troxel specializes in behavioral treatments for insomnia and other sleep disorders. Full bio
Double-click the English transcript below to play the video.
is fast asleep in his bed,
dort profondément dans son lit
deep sleep of a teenager.
profond d'un adolescent.
shake the poor boy awake,
le pauvre garçon pour le réveiller
like ripping off a Band-Aid,
arracher un pansement,
just to rouse her sleeping teen.
pour réveiller son adolescent endormi.
on her son's head
sur la tête de son fils
comme travail --
of the sleep he desperately needs
dont il a désespérément besoin
biological clock tells him he's ready,
biologique naturelle ne le dise prêt,
of his dreams --
with learning, memory consolidation
avec l'apprentissage,
that's being deprived of sleep.
que l'on prive de sommeil.
American teenagers is an epidemic.
parmi les adolescents américains.
the eight to 10 hours of sleep per night
de sommeil par nuit,
and pediatricians.
du sommeil et les pédiatres.
my kid's getting eight hours,"
mon enfant dort huit heures »,
the minimum recommendation.
getting a C on your report card.
un dix sur votre bulletin de notes.
contributing to this epidemic,
contribuent à cette épidémie
from getting the sleep they need
de dormir autant que nécessaire
la vie sociale ou Snapchat.
around 7:30am or earlier,
vers 7h30 ou plus tôt,
medical organizations recommend
organisations médicales recommandent
start no earlier than 8:30am.
ne débutent pas avant 8h30.
have a direct effect on how much --
ont un effet direct sur la quantité --
American teenagers are getting.
qu'ont les adolescents américains.
teenagers and their parents
et leurs parents
against their own bodies.
contre leur propre corps.
in their biological clock,
un retard de leur horloge biologique
and when we feel most sleepy.
éveillés ou somnolents.
in the release of the hormone melatonin.
dans la libération de la mélatonine.
melatonin until around 11pm,
attend jusqu'à 23h
we see in adults or younger children.
que chez les adultes ou jeunes enfants.
at 6am is the biological equivalent
à 6h est l'équivalent biologique
when I have to wake up at 4am,
où je dois me lever à 4h,
probablement pas conduire.
teenagers feel every single school day.
d'adolescents américains à l'école.
that we chalk up to being a teenager --
que nous attribuons à l'adolescence --
laziness, depression --
flemmardise, dépression --
of chronic sleep deprivation.
du manque de sommeil chronique.
battling chronic sleep loss,
se battant contre le manque de sommeil,
is consuming large quantities of caffeine
la consommation de café en grande quantité
of tired but wired youth.
de jeunes fatigués mais connectés.
start times know
bonnes pour le sommeil savent
of dramatic brain development,
d'important développement cérébral,
pour les parties du cerveau
higher order thinking processes,
de pensée d'ordre plus élevé
and good judgment.
de problèmes et le discernement.
of brain activity that's responsible
qui est responsable
and often risky behaviors
impulsifs et souvent risqués
to us parents of teenagers.
parents d'adolescents.
get the sleep they need,
ne dorment pas assez,
and behaviors suffer
et leur comportement en souffrent
behavioral signs that mimic ADHD.
un comportement similaire au TDAH.
go well beyond the classroom,
de la perte de sommeil des adolescents
of the mental health problems
des problèmes de santé mentale
durant l'adolescence,
from LA Unified School District,
du LA Unified School District,
to have used alcohol in the past month.
d'avoir bu de l'alcool durant le mois.
30,000 high school students,
auprès de 30 000 lycéens,
for each hour of lost sleep,
pour chaque heure de sommeil perdue,
in feeling sad or hopeless,
du sentiment de tristesse ou d'impuissance
in teen suicide attempts.
des tentatives de suicide.
are at increased risk
sont plus à risques
that plague our country,
qui sont épidémiques dans le pays,
heart disease and diabetes.
les maladies cardiaques et le diabète.
of putting a sleep-deprived teen,
un ado manquant de sommeil
or less of sleep per night
de sommeil par nuit ou moins
alcohol content above the legal limit.
d'alcool au-delà de la limite légale.
bonnes pour le sommeil
of later start times.
d'heures de début plus tardives.
with that kind of certainty.
avec ce genre de certitude.
with later start times get more sleep.
de début plus tardives dorment plus.
that if schools start later,
que si l'école démarre plus tard,
by 25 percent in one district.
de 25% dans un district.
they do better academically.
de meilleurs résultats académiques.
for reducing the achievement gap.
sur la réduction de l'écart de rendement.
in math and reading
en math et lecture
by one-third fewer students,
d'un tiers l'effectif des classes
in the classroom
more pleasantness from our teens,
des ados un peu plus agréables
de voiture diminuent --
failed to heed this call?
avons-nous échoué à en tenir compte ?
start times goes something like this:
de début plus tardives est :
start times for teenagers?
les heures de début pour les ados ?
so they're ready for the real world!"
pour les préparer au vrai monde ! »
to the parent of a two-year-old,
d'un enfant de deux ans :
il ne sera pas prêt pour la maternelle. »
many logistical challenges.
présente des défis logistiques.
et leur famille,
that come up in district after district,
qui font surface dans tous les districts,
sont débattues.
we have to work through.
que nous devons résoudre.
for our children,
pour nos enfants,
no earlier than 8:30am.
et le lycée au plus tôt à 8h30.
who have made this change,
are often unfounded
étaient souvent infondées
benefits for student health
bénéfices sur la santé des étudiants,
to set our clocks back by an hour
nos réveils d'une heure
extra hour of sleep,
heure de sommeil supplémentaire
semblera un peu plus longue
to wake up naturally,
se réveiller naturellement,
ABOUT THE SPEAKER
Wendy Troxel - Sleep researcherWendy Troxel specializes in behavioral treatments for insomnia and other sleep disorders.
Why you should listen
Dr. Wendy Troxel is a Senior Behavioral and Social Scientist at RAND and Adjunct Professor of Psychiatry and Psychology at the University of Pittsburgh. She is a licensed clinical psychologist specializing in behavioral treatments for insomnia and other sleep disorders across the lifespan. Her research is funded by the National Heart Lung Blood Institute of the National Institutes of Health and the Department of Defense. Troxel's research focuses on the interface between sleep, social environment and health, as well as the implications for public policy. She is considered the leading authority on how sleep affects and is affected by close relationships.
Troxel has received several awards and honors for her research from national and international scientific societies, and her work has been published in top-tier medical and psychological journals. Her research has been widely cited in the national and international media, including print and television interviews on CBS Sunday Morning, Good Morning America, the Wall Street Journal, the New York Times, MSNBC and CNN, and she has a regular blog on Huffington Post. Her research on sleep was also featured in two best-selling books: Arianna Huffington's Sleep Revolution and David Randall's Dreamland, and she was a featured expert in the National Geographic documentary Sleepless in America. She has published several highly influential RAND reports on sleep loss in the US military and the global economic implications of sleep loss. She recently was one of the co-organizers and presenters at the first-ever national conference on Adolescent Sleep, Health, and School Start Times, and she will serve as guest editor on an upcoming special issue in the journal Sleep Health on adolescent sleep and school start times.
Wendy Troxel | Speaker | TED.com