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Happiness Set Point

What Is a Happiness “Set Point”?

If you’ve ever tried to lose or gain weight, you probably know what a set point is. It’s that number on your scale where your weight “plateaus” and doesn’t want to budge. Even if you manage to change it, your weight will gravitate back to the number as soon as you let up. Recent research suggests that people may have a happiness set point as well.

One study interviewed lottery winners as well as people who had suffered spinal cord injuries.
The researchers found that the lucky lottery winners would often experience a temporary increase in happiness but after a time the effect would fade. The reverse seemed to happen with the spinal injury group; first they experienced an understandable decrease in happiness, but often their sense of well-being tended to return to pre-accident levels.

Can We Measure Happiness?

The notion of a happiness set point suggests that we are limited to an “inborn” level of happiness that’s not likely to change much no matter what happens in life. This is good news if you are on the cheerful end of the spectrum. Not so good if you tend to be gloomy. But is it really true?

Let’s take a closer look at how these studies are typically designed. It’s obvious “measuring” happiness can never be as precise as weighing in on a scale.  The problem is, happiness research depends on subjective self-assessments. “On a scale of 1 to 10 how happy do you think you are compared to other people?”  “Do you laugh a lot?” That sort of thing. Such surveys can generally indicate what a person believes about themselves, but they don’t really prove anything.  Secondly, unless the researchers had a time machine, the only way they could have evaluated the lottery winners’ and spinal injury patients’ pre-event “baseline” of happiness would be to ask them to remember what they thought it was. Again, a notoriously unreliable scientific method.

Studies of Happiness in Identical Twins

However researcher David T. Lykken found evidence that identical twins have 50 percent more similar levels of happiness than non-identical twins.This was true even among twins who grew up in different households. This strongly suggests a genetic factor. As a result it’s been widely reported in popular books and articles that our level of happiness may be 50 percent genetically determined.

Maybe you’ve seen the pie chart dividing the factors influencing your happiness: 50 percent of happiness is ascribed to the theoretical happiness set point. External circumstances account for 10 percent but a whopping 40 percent of happiness is determined by “intentional activity.”  Regardless of your set point, you still have a lot of room to influence your own happiness.

The first thing to do is realize you have a choice, even when dealing with difficulties. Marci Shimoff , author of Happy for No Reason suggests, “The next time you’re faced with a challenging situation that gives rise to negative thoughts and bad feelings, find an equally true thought about the situation that makes you feel better – and lean into it.”

7 Simple Ways to Raise Your Happiness Set Point

1. Focus on solutions instead of problems.
Accept the situation, look at the choices available, and take some action.  Even baby steps help.

2. Don’t believe every negative thought you have.
In order to help you survive, your brain is wired to pay more attention to whatever it perceives as threatening your survival.  Ask yourself if what you are ruminating about is actually life-threatening. Is it even helpful? If not, gently refocus your mind on something positive – or better yet, something that makes you laugh. Even better, laugh at yourself.

3. Develop a positive explanatory style.
Optimists are happier and optimism can be learned.

4. Practice gratitude.
I suggest something I call Micro Gratitude.  Look for the tiny things you usually take for granted and feel appreciation for them. Aren’t you thankful for hot running water? A car that starts?  Your pillow? Your next breath?  Of course you are!

5. Take good care of your body.
You know the drill: Get plenty of rest, healthy food, and exercise. What’s good for your body is good for your brain. Obvious right?

6. Cultivate healthy relationships.
Don’t put off calling a friend. Make it a point to spend quality time with people you love.  Don’t gossip!

7. Practice random acts of kindness.
It’s amazing how much better you feel when you make someone else feel better. Make a positive difference in someone’s life today.  Smiles and hugs count.

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Want to Be Smarter? Get More Exercise

Want to be smarter? Get more exercise.

I’m not sure why it’s so surprising to find out that if something’s good for your body, it’s good for your brain too. After all, the brain is part of the body so it makes perfect sense.  Yet few of us have suspected just how good for the brain exercise can be.

Written in an engaging storytelling style, Spark, The Revolutionary New Science of Exercise and the Brain by John J. Ratey, MD draws upon recent groundbreaking research, to explain how exercise enhances learning, lowers stress and anxiety, and can help the aging brain stay young.

Dr. Ratey, an associate clinical professor of psychiatry at Harvard, begins his book by making a strong argument for more Physical Education in our schools. But the kind PE he suggests is not the typical program emphasizing competitive sports.  It’s about teaching students fitness. Not just in high school, but for life.  He reports extensively about the Naperville, Illinois school system which boasts a student body of nineteen thousand, and one of the fittest in the US. For example, only 3 per cent of Naperville sophomores are obese vs the national average of over 30%.

Even more impressive is the fact that fit students tend to perform better academically. In 2001 a California study showed that fit students scored twice as well as their unfit peers. A 2004 review of over 850 different studies of the effects of physical activity in school children found that exercise has a positive influence on memory, concentration and classroom behavior. It’s tragic that currently only 6% of US high schools offer daily PE.

Spark includes chapters on the beneficial effects of exercise on Stress, Anxiety, Depression, Attention Deficit, Addiction, Hormonal Changes and Aging. In each chapter Ratey shares inspiring stories, research and the basic neuroscience explaining exactly how exercise benefits the brain.

“Exercise is the single most powerful tool to optimize your brain function.”

“The point I’ve tried to make — that exercise is the single most powerful tool to optimize your brain function — is based on evidence I’ve gathered from hundreds and hundreds of research papers, most of them published only within the last decade.”

In one such study at Colombia University, neurologist Scott Small put a group of volunteers on a 3 month exercise regimen and then took pictures of their brains. The capillary volume in the memory area of the hippocampus increased by 30%, a remarkable change.

How much exercise should you get to benefit your brain?

The exercise needs to be aerobic and many of the most convincing studies use walking. Ratey suggests  taking the first step and start by working up to 45 – 60 minutes per day at 55 to 65% of your maximum heart rate. “The prescription will vary from person to person, but the research consistently shows that the more fit you are, the more resilient your brain becomes and the better it functions both cognitively and psychologically.  If you get your body in shape, your mind will follow,” says Ratey.  He adds, “I have faith that when people come to recognize how their lifestyle can improve their health span — living better, not simply longer — they will, at the very least, be more inclined to stay active. And when they come to accept that exercise is as important for the brain as it is for the heart, they’ll commit to it.”

If you need more motivation to get moving, read Spark, The Revolutionary New Science of Exercise and the Brain. It will do your body and your brain a lot of good.

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Related Article:
BDNF – Miracle=Gro for the Brain

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BDNF Miracle-Gro for the Brain

What is BDNF?

BDNF stands for “brain-derived neurotrophic factor.” It’s a protein actually, dubbed a master molecule and referred to as “Miracle-Gro for the brain” by Harvard psychiatrist, John J. Ratey, MD, author of Spark, The Revolutionary New Science of Exercise and the Brain. According to Ratey, BDNF is “a crucial biological link between thought, emotions, and movement.”

BDNF binds to receptors in the synapses between neurons, increasing voltage (yes your brain is electric!), and improving signal strength. Inside the cells, it activates genes that increase production of more BDNF and other important proteins, as well as serotonin, the neurotransmitter vital for learning and self-esteem. Low levels of BDNF have been associated with depression and even suicide.

Basically BDNF improves the function of neurons, encourages new neurons to grow and protects them from stress and cell death. Sprinkled on neurons in a petri dish, BDNF is observed to cause brain cells to sprout the structural branches required for learning — sort of like fertilizer for the brain.

So how do you get more BDNF?

Exercise!

Daily aerobic exercise is best, but including intervals of sprints are even better. In a recent German study, volunteers who did two 3 minute sprints (separated by 2 minutes of lower intensity) during the course of a forty-minute treadmill session demonstrated higher increases in BDNF than non-sprinters. Not only that, the sprinters learned vocabulary words 20 percent faster than non-sprinting exercisers. It seems even a small amount of high-intensity exertion can have a profound effect on your brain!

Caution: Be sure to have a talk with your doctor before engaging in high-intensity sprints or before beginning any exercise program. It’s important to have aerobic conditioning in place before adding intervals of sprints — at least 6 months of six-days-a-week aerobics according to Dr. Ratey. And even then, check first with your own doctor.

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