Are your cavities caused by genetics?

Genetics and Cavities: Check your 23 and Me data

Friends accuse me of thinking that everything is genetic. Well – there is some truth to that accusation!  To be honest, though, there are a lot of things that have genetic connections that really surprise me. I had always assumed that my cavities were…

Estrogen: How it is made and how we get rid of it

genetics and estrogen metabolism

Estrogen is usually thought of as the female hormone. While it is true that women produce more estrogen than men, this is a topic that applies to all of us. Estrogen – from how much is made to how it is broken down –…

Gingivitis and Your Genes

Have you ever gone to the dentist, expecting a good report, only to be fussed at by the hygienist for bleeding gums? You brushed, flossed, and stayed away from candy for the past six months — so why on earth do you still have…

Wrinkles and Age Spots

Time marches on, we all get older, and our skin shows the signs of aging. Some people age beautifully with great looking skin; others slather on creams and odd gunk in a futile battle to chase away wrinkles and age spots. Then there is…

Klotho Gene: Anti-aging superpowers?

I’ve been fascinated by the Klotho gene for a while now, partly because it has a cool name. It is named after one of the Three Fates in Greek mythology who spin the thread of Life. Klotho (or Clotho) was responsible for the thread…

Acne genes

Ever wonder why some teens and adults can do everything ‘right’  – eat great, wash their faces, etc. –  and still have acne? While others can eat pizza three times a day, shower once a week — and end up with perfectly clear skin!…

Snips about SNPs: HIV resistance

Check your 23andMe for resistance to HIV

The CCR5 gene codes for a protein used by your immune system.  In order to hijack immune cells, the HIV virus uses CCR5 to sneak inside. A mutation in CCR5 known as Delta 32 causes a change in the protein that makes it non-functional….

Will you go bald? Genetics and baldness

Male pattern baldness, or androgenic alopecia, is a condition that will affect the majority of men of European descent by the age of 50.  So the question of “Will you go bald” should be… “Will you be the one who keeps your hair?” What…

Should you eat organic? Genes that influence pyrethroid metabolism.

Is buying organic worth the extra cost? There isn’t a one-size-fits-all answer to that question. Pesticides that are sprayed on conventionally grown foods affect people differently. Some people carry genetic variants that decrease their ability to detoxify specific pesticides, others may be more resilient….

ACTN3: Your ‘muscle type’ gene

When you look at a marathon runner next to a powerlifter, you can’t help but think that there must be a fundamental genetic difference between them. You could be right! At the most elite level, there sometimes is a genetic difference in the type…