Light at night not only causes human health problems, but it also messes with the birds and the bees. Along with pretty much all the other critters… While you and I can put up some blackout shades or sleep with… Read More »The Birds and the Bees: Lighting Up the Night
I’ve written many times about the effects of looking at your phone, TV, computer, etc before bed. It turns out that the intensity of light may also affect circadian rhythm and cognitive function – separately from sleep. Here is a… Read More »Bright Light Before Bed Impairs Thinking the Next Day
Type 2 diabetes is an epidemic. It seems like everyone these days is diabetic or pre-diabetic (or I’ve even heard the term pre-pre-diabetic used). We all seem headed down that path… So what is going on? Everyone knows that sugar… Read More »Diabetes is caused by circadian rhythm disruption
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
I’ve written several times on the link between artificial light at night and breast cancer.
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
The biggest overall action you can take for your health, in my opinion, is to optimize your circadian rhythm. Yes, that is a big statement when there are so many other things you can do for your health such as… Read More »Blue-blocking Glasses: Why? and What kind?
The neurotransmitter serotonin has been at the center of depression research for decades, and SSRIs (selective serotonin reuptake inhibitor) are often the first drug to be tried for someone with depression. Antidepressants are one of the most prescribed medications in… Read More »Lighten your mood with more light (during the day)