Using your genetic data to solve sleep problems

A good night’s sleep is invaluable, literally priceless — but so many people know the frustration of not being able to regularly sleep well. Not getting enough quality sleep can lead to many chronic diseases such as diabetes, obesity, dementia, and heart disease. Yes,…

Melatonin: Key to Health and Longevity

It seems like everything that I’ve written about lately has a common thread: melatonin. When I started weaving together all those melatonin threads, a big picture was revealed. You could say it is a… tapestry of health. Melatonin may actually be the key to…

Blue-blocking Glasses: Why? Which ones?

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 eating organic, lifting weights,…

Do you wake up at 4am?

I used to wake up often between 3:30 and 4:00 in the morning. It was so irritating not to be able to fall back to sleep –or even worse, to fall back to sleep just a half hour before I needed to wake up. …

Bouncing back after a sleepless night – It’s genetic.

Adenosine is a molecule produced by the body that has a number of functions. You may know it best as part of the cellular energy molecule A/TP – adenosine triphosphate, but it also plays a role in regulating heart rhythm and in sleep.  In the…

Which genes cause insomnia?

Everyone at some point knows the pain of a sleepless night. For some, though, this is an all too frequent occurrence. A few quick facts: 10% of adults (and 22% of the elderly) have insomnia disorder[ref] Heritability estimates from twin studies show that insomnia…

Circadian Rhythm Connections, Part 2: Weight Loss and Meal Timing

There are five key elements to weight loss from a circadian point of view: Timing of Meals; Light Exposure; Sleep; What to Eat, When; and Genetic Variants.  All of these can come together in our modern world to give you a propensity to gain…

Genetics of Seasonal Affective Disorder

The Winter Blues… described as a low feeling, generally apathetic, blah, usually accompanied by changes in sleep.  It is fairly common in northern latitudes, affecting almost 10% of some populations. Seasonal Affective Disorder (SAD) is characterized by a recurrent depression with a change in…

Color TV has made us fat: melatonin, genetics, and light at night

Color TV has made us fat! Nope, not just because of the commercials advertising Taco Bell at night nor the fact that we are laying on our couches watching those commercials.  The flickering blue light that can be seen each evening pouring out of…

Genetics of Grinding Your Teeth

It never fails to amaze me how many of our quirks and traits have a genetic basis.  A study that came out last week caught my eye. Bruxism, teeth grinding, is linked to a genetic variant. The study, Genetic polymorphisms in the serotoninergic system are…