There have been several really good studies published recently that are eye opening. Teen use of social media – especially at night – is truly detrimental. Even life-threatening. Why isn’t anyone doing anything about this? Let me lay out the… Read More »Teens, Social Media Usage, and Lack of Sleep: Impact on Learning and Mental Health
There have been several news stories and political movements recently to delay school start times for teenagers. The stories inevitably start with the fact that when children reach the age of adolescents, they have a shift in sleep phase and… Read More »Changing the school start time for high schoolers
It’s the weekend! Your kids don’t have to get up for school in the morning, so why not let them stay up for an extra hour or two watching a movie tonight? Perhaps it is family game night and that… Read More »Why does staying up late on the weekends lead to weight gain in kids?
A new study came out this week in the Journal of Pediatrics that investigated the relationship between teenager sleep patterns, insulin resistance, and being overweight. The study involved 31 overweight teens (average age of 16) and measured sleep patterns for… Read More »Teenage weight problems tied to circadian misalignment.
Light in the blue wavelengths sets our circadian rhythm. Great when we get sunshine in the morning, but artificial light at night is messing us up! Basic overview: Blue light (~480nm) hits our retinas and suppresses melatonin production. Prior to… Read More »Is ADHD Caused by Light at Night?
iPhones have a built in night shift mode that subtly makes your screen a little less blue, a little more yellow at night. But studies show that this is not completely effective as far as the circadian effects of blue… Read More »Shifting Your iPhone to Red at Night