Understanding Hormones

Hormones are silent drivers of behavior and personality; their molecular fingerprints are on everything from attraction to appetite. New parents are slammed with hormones, as is the rookie player on a sports team. And the endocrine system is so complex that the same chemical may behave radically differently from person to person.

Recent Posts on Hormones

A serialistion of my book “Cancer Is My Teacher” – Part 1

By Lucy O'Donnell on April 18, 2015 in Cancer Is a Teacher
Do you ever have a niggling feeling that something isn't right medically? Are you chronically tired for no reason? Has your Doctor often ignored these complaints and put it down to the stress of modern day living? Well, if this resonates with you, then read on. You could save your life.

Did Dogs Hack the Oxytocin Love Circuit?

A paper published today in the journal Science challenges us to consider whether every study that compares wolves and dogs can shed light on domestication.

The Blue Light Special

Time rules life. Light rules inner time.

Are Distance Running and Reproductive Potential Connected?

Anthropologists at the University of Cambridge recently reported that males with higher "reproductive potential" may also be better distance runners. Why would being good at long-distance running have evolved to reflect a more desirable male gene pool?

7 Secrets to Hitting Your Reset Button

Dr. Michael Roizen, co-author with Dr. Oz on the best-selling YOU series, has just published a new book, “This is Your Do-Over.” The book provides 7 secrets to better physical health. Fortunately, these same secrets are the pathway to positive mental health, happiness, and well-being.

Can We Exercise Too Much?

By Pirkko Markula Ph.D. on April 12, 2015 in Fit Femininity
Physical activity has been proven to improve physical and psychological health. However, is any amount of exercise good? Too much exercise can prevent psychological well-being. When excessive exercise develops into exercise dependence, it becomes compulsive behaviour that controls the exerciser's life.

Why Stress Rules Our Lives

By Steven Mintz Ph.D. on April 12, 2015 in The Prime of Life
Why today's adults feel more stress than did their predecessors -- and the lessons that we might learn from the past to better cope with our life stresses.

What’s Bugging You?

A poor diet can disrupt the balance of our gut microbiome and lead to not only digestive health problems but also mood and behavioral disturbances.

Are Men or Women More in Demand?

By Nigel Barber Ph.D. on April 08, 2015 in The Human Beast
Men generally want to have sex earlier in a relationship than women. This is consistent with the pattern for other species where males are more eager to mate whereas females invest more in young and are more discriminating. How does this pattern play out in modern environments?

When it Comes to Color, Men & Women Aren't Seeing Eye to Eye

By Jordan Gaines Lewis on April 08, 2015 in Brain Babble
How does the brain's wiring affect men and women's perception of color?

Finding Renewal in Springtime

By James Ullrich on April 06, 2015 in The Modern Time Crunch
The great lesson of springtime: Even after the harshest winter, renewal is always possible. But a lingering depression left over from winter must be addressed seriously. There are some easy, cost-free ways to begin recovery right now.

8 Signs You're in a Relationship with a Sexual Narcissist

Sexual narcissism can be defined as a grandiose sense of one’s sexual prowess which, in the mind of the sexual narcissist, entitles him or her to engage in acts of emotional and physical manipulation at the partner’s expense. How do you know when your partner may be a sexual narcissist? Here are eight telltale signs...

Laugh Your Way to a Six Pack (Mentally and Physically)

Why are children so much happier and healthier than adults? Because they laugh about 200 times a day. Understand the real science behind laughter here and realise why you should make laughing a priority.

Stress and the Gender Gap

By Shimi Kang M.D. on March 31, 2015 in The Dolphin Way
Less than 200 years ago, women were faced with fighting for their fundamental civil rights. The right to vote, attend university, a pension, play contact sports, earn minimum wage, the list goes on. Today, despite being the closest we have ever been to equality in North American history, women are now fighting an entirely different battle against a silent killer: stress.

7 Research-Based Reasons to Laugh Every Chance You Get

By Emma M. Seppälä Ph.D. on March 30, 2015 in Feeling It
Go on, rent that comedy! Laughter has more benefits than you even know!

Sleep Is a Turn On

By Michael J Breus Ph.D. on March 30, 2015 in Sleep Newzzz
Sleep may have a significant role to play in the health and vitality of our sexual lives.

Fear the Future

In our modern world, anxiety is a burden to many. In our past, however, it may have been the difference between life and death.

From “Wow” to “Meh” 8 Ways to Deal With Any Letdown

By F. Diane Barth L.C.S.W. on March 28, 2015 in Off the Couch
Has this happened to you? You love everything about your new job – your terrific boss, your fabulous co-workers and your first assignment. Even your little cubicle is in the perfect location, with a bit of sunlight from a nearby window and near all of the right people. And then, sometimes all of a sudden, sometimes just bit-by-bit, you start to feel less excited.

Understanding Transgender Reality

In February, at the annual International Institute of Trauma and Addiction Professionals (IITAP) symposium, I was honored to hear Ryan Sallans, an international speaker, transgender man and author of the book Second Son, speak.

Why You Shouldn't Shop When Sleepy

By Nicole Avena Ph.D. on March 27, 2015 in Food Junkie
Research suggests that combing the aisles of the supermarket with drooping eyelids may have unintended consequences for your pantry and possibly your diet.

The Shot Clock and the Body Clock

By Alex Korb Ph.D. on March 27, 2015 in PreFrontal Nudity
During March Madness most people overlook important aspects of neuroscience that contribute to peak athletic performance.

Genetics of Longevity

By Mario D Garrett PhD on March 27, 2015 in iAge
There is a schism between lifespan and theoretical lifespan…human behavior.

The New Improved BMI

BMI categories underestimate the presumed health consequences of lower weights and overestimate the presumed health consequences of higher weights.

Recovering From Seasonal Shifts in Mood in Bipolar Disorder

By Elizabeth Brondolo Ph.D. on March 26, 2015 in Take Control
For people who have bipolar disorder, seasonal changes in mood can disrupt your health and well being. You can learn to recognize and address these seasonal shifts before they cause harm. We examine the effects of these shifts on motivation, thinking and identity. Early recognition can help you gain better control of bipolar spectrum disorder.

The Germanwings Crash, and How We Can Think About It

As uncomfortable as it is to accept, we now have to deal with the fact that a pilot locked his fellow pilot out of the cockpit and intentionally flew a plane filled with passengers into a mountainside.

10 Reasons You Should Go to Sleep Right Now

On the myriad benefits of sleep, glorious sleep.

Are You a Traumatized Woman?

By Rosemary K.M. Sword on March 24, 2015 in The Time Cure
When we peruse the landscape of our world half the women we see have experienced a life-altering traumatic event, perhaps a natural disaster like a tornado, or a human-made disaster such as a car accident. And 1 in 3 women will experience sexual assault in their lifetime. But this number is probably much higher because these are only reported cases.

How Sleep Affects Weight

By Susan McQuillan M.S., RDN on March 23, 2015 in Cravings
Lack of sleep can have a negative impact on many areas of your life, including the state of your overall mental and physical health. Experts believe that sleep may also play a big role in weight management.

The Best Reason to Get a Good Night's Sleep

By Linda Wasmer Andrews on March 23, 2015 in Minding the Body
In a recent study, getting an extra hour of sleep increased women’s likelihood of having sex with a partner the next day by 14 percent.

The 5 Secret Reasons We Don't Lose Weight

We all hear so many contradictory messages about the most effective route to weight loss that it is easy to feel confused. Although fads will come and go, there is concrete science to guide our weight loss efforts. One of the most important things is to avoid common pitfalls.