Essential Reads

Genes, Ions, and Other New Frontiers in Psychiatry

A gene related to ion channels common to many families with mental illness leads us to new discoveries and treatments based on actual brain pathology.

Twins With Two Daddies

By Robert D. Martin Ph.D. on June 22, 2017 in How We Do It
Paternity suits triggered by strikingly different fraternal twins have revealed bizarre cases with two different fathers. Split paternity is the visible tip of a sizeable iceberg.

Four Reasons Why People Become Empaths: Trauma to Genetics

Why do people become empaths? As a psychiatrist and an empath, I’ve seen that there are four main factors that can contribute to heightening one's sensitivities.

Aggression and Fear Can Be Reduced in Specific Dog Breeds

New data provides a possible alternative to breed-specific legislation to control aggression and fearfulness in dogs.

More Posts on Genetics

Why Parents Make Us What We Are

Imprinted genes are critically implicated in nurture via their role in the brain and REM sleep.

Mind-Body Practices Downregulate Inflammation-Related Genes

A new systematic review of research on mind-body interventions reports that practices such as meditation or yoga can downregulate the genetic expression of inflammatory cytokines.
Dexter & Ellie credit: Randi Hutter Epstein

Does Your Child Need Growth Hormone?

New guidelines help doctors, parents, and patients decide.

Is It ADHD or a Thyroid Disorder?

Do you have ADHD or a thyroid disorder? Symptoms can be very similar. There's also a chance that you can have ADHD and thyroid issues at the same time.

Dog Obedience Trials Began Because of Poodles and a Farmer

A woman's desire to prove that Poodles were not stupid useless dogs ultimately gave birth to modern dog obedience trials

How the Brain Determines Sexuality

It has been known for a long time that early exposure to testosterone has a powerful influence on later sexuality. Now we are beginning to understand how this might come about.

Should We All Be Tested for Cancer Predisposition Mutations?

Should genetic testing for cancer genes be part of our routine medical care?

The Gene Machine: An Interview with Bonnie Rochman

By Christopher Lane Ph.D. on May 06, 2017 in Side Effects
The expanding influence of genomics on our lives.

Addict Cleans Up, Then Is Shunned by Family

Addiction is in the news again, and everyone wants to believe it's caused mostly by genetics. But a letter to a newspaper advice columnist reveals hidden family dynamics.

Scans Reveal Diametric Differences in More Detail

A followup study to a previous one that showed striking diametric differences between autistic and psychotic brains also reveals similarities in the so-called social brain.

Morality: Seeds Must Be Planted Rightly in Early LIfe

By Darcia Narvaez Ph.D. on April 23, 2017 in Moral Landscapes
It’s easy to believe that reasoning is the most important aspect of morality. But it isn't. Morality "goes all the way down" to how well our neurobiological systems work.

Imprinting and the Epigenetics of the Brain and Sleep

One of the best-understood epigenetic mechanisms—genomic imprinting—explains much about both sleep and the brain.
Lori Russell-Chapin

Does Neurocounseling Education Impact Age Differently?

By Lori Russell-Chapin Ph.D. on April 15, 2017 in Brain Waves
Is it possible that neurocounseling and bridging brain and behavior can help us live more effectively and be helpful for any age group?

Victim of Biology and Circumstance?

By William R. Klemm Ph.D. on April 10, 2017 in Memory Medic
People have underestimated their capacity to sculpt their own brains, attitudes, and behavior by controlling experiences that affect gene expression.
Aphiwat Chuangchoem/pexels.com

Endless Jet Lag

Time rules life - including what you crave.
Hydra: Wikipedia commons

Why Do We Die?

By Thomas Hills Ph.D. on March 18, 2017 in Statistical Life
Our survivability is the bargaining chip that life pays to keep us immortal.

Harvard Study Finds Genetic ‘Toggle Switch’ for Sociability

Researchers at Harvard Medical School have pinpointed specific neuronal circuitry and a 'toggle switch' that can turn a mouse's sociability "on" and "off" in the laboratory.
Paul Ekman, PhD

Growing Old

By Paul Ekman Ph.D. on March 15, 2017 in Face It!
Genetics, sensible living, and luck have helped an accomplished scientist accomplish much of what he wanted in 83 years.

When a Gene Test Could Help You Pick an Anti-Depressant

By Temma Ehrenfeld on March 02, 2017 in Open Gently
If you can afford it, save yourself months and get a gene test when you're depressed.

Do Purebred and Mixed-Breed Dogs Show Behavior Differences?

Purebred and mixed-breed dogs differ in terms of their personality and the likelihood of behavior problems.

This Close to Happy, by Daphne Merkin

Why do some people do well and others not when ill with a disease?

Early Brain Over-Growth Is Indicative of Autism as Predicted

The imprinted brain theory links brain growth to autism, and a new study confirms the association.

6 Possible Explanations for Gray Hair

Why do people go gray? Graying of hair is a complicated process. Here are six hypotheses that try to explain this age-related phenomenon.

XO in XY

By Laura Betzig Ph.D. on February 14, 2017 in The Political Animal
A small army of human geneticists is unfolding the history of human mating from our sex chromosomes.

Why Eyes are Blue

By Nigel Barber Ph.D. on February 08, 2017 in The Human Beast
Our remote ancestors likely had dark eyes, whether brown or black. Blue eyes are common in northern Europe and emerged some 5,000 years ago. This suggests evolution can be fast.

Do You Have the Self-Confidence Gene?

By Ray Williams on February 02, 2017 in Wired for Success
New research suggests that self-confidence may have a significant genetic component.
Mark E. Williams

Aging, Genetics and DNA Repair

Are we programmed to age in a certain way?

Learning From Orca Menopause

By G.A. Bradshaw PhD, PhD on January 15, 2017 in Bear in Mind
How neuropsychology provides insights into the true nature of Killer Whale morals and culture.

What Molecular Biology Has Neglected in Evolution

Ever wonder how life started? Was DNA really the beginning of life on earth or did life come from outer space?
ZF foto at big stock.com

Estrogen, Progesterone, Your Genes and Mood

By Susan Noonan MD on January 08, 2017 in View From the Mist
Researchers found a biologic link between your genes and PMDD (premenstrual dysphoric disorder)