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Circadian Rhythm

What Are Circadian Rhythms and What Happens When They're Out of Whack?

Van Winkle's | Posted 08.09.2015 | Healthy Living
Van Winkle's

Simply put, your circadian rhythm is your body's internal clock. Operating on a roughly 24-hour cycle, it governs our sleep-wake cycle and plays a large part in everything from hormone release to body temperature.

New Study Links Chronic Jet Lag To Weight Gain, Early Breast Cancer Onset

The Huffington Post | Joe Satran | Posted 07.23.2015 | Science

Anyone who's flown across the country knows jet lag can be unpleasant. But a growing body of research suggests that subjecting yourself to jet lag on...

How to Avoid Jet Lag: Lifestyle Tricks That Work

John Berardi, Ph.D. | Posted 06.30.2015 | Healthy Living
John Berardi, Ph.D.

Nauseated, exhausted, disoriented, confused: Not the vibe of a glamorous jet-setter. Jet lag can be a serious downer in the first few days of your big international trip. Solution: Try these diet and exercise tips to reduce the severity and duration of your symptoms.

The Small Schedule Mistakes That Ruin Your Sleep

The Huffington Post | Alena Hall | Posted 04.28.2015 | Healthy Living

Curse you, internal body clock. It turns out that logging seven to nine hours of solid sleep isn't enough to guarantee a refreshed body and mind wh...

Our Body Clocks May Tell Time More Accurately By The Color Of Light

The Huffington Post | Alena Hall | Posted 04.24.2015 | Healthy Living

When twilight sets in, it may not be the dimming light that clues you in to the evening hour -- instead, it could be that blueish glow in the sky. Acc...

3 Myths About Sleep, Busted

Ellen Hendriksen, Ph.D. | Posted 04.28.2015 | Healthy Living
Ellen Hendriksen, Ph.D.

At night, you can't sleep. In the morning, you can't wake up. Sound familiar? Get back on track with these three myths and facts about sleep.

9 Things You Probably Didn't Know About Your Body's Internal Clock

The Huffington Post | Sarah Klein | Posted 11.02.2014 | Healthy Living

Sure, you can adjust the time displayed on your alarm clock for the Daylight Saving Time change, but your body might not be so quick to take a hint. A...

What To Eat To Get Your Sleep Back On Track

Posted 07.31.2014 | Healthy Living

By Melaina Juntti for Men's Journal If you work overnight shifts, pull frequent late nights at the office or travel so often that you're constantly...

Virtuous Cycles: Night Owls and Early Birds

Wray Herbert | Posted 08.19.2014 | Science
Wray Herbert

Psychological scientists are very interested in "chronotypes" -- a jargony label for early birds and night owls. Now, it appears, our sleep and waking habits may actually shape our character, influencing our very judgments of right and wrong.

Seeing Depression in the Wrong Light

Jonathan Rottenberg | Posted 05.13.2014 | Science
Jonathan Rottenberg

Depression affects one out of five Americans and is poised to become the biggest source of worldwide disability. Why is depression reaching such epidemic proportions? One important, and overlooked, factor: the dreadful effects of modern lighting conditions.

Circadian Timing Could Give West Coast NFL Teams the Edge

Dr. Michael J. Breus | Posted 03.12.2014 | Healthy Living
Dr. Michael J. Breus

Whether you're a fierce competitor in your fantasy football league or you'd just like to be on the winning end of the couch come game day, here's a tip that could help you pick your team: When making your prediction, consider circadian timing.

Shift Work and High PSA

Dr. Michael J. Breus | Posted 11.30.2013 | Healthy Living
Dr. Michael J. Breus

The relationship of circadian dysfunction to cancer risk is a critically important area of research. With millions of Americans working shifts -- and a wider array of jobs requiring non-traditional schedules -- this is an issue that needs rigorous study and attention.

The Torture of Insomnia: How to Get a Good Night's Sleep

Bradley Foster | Posted 11.24.2013 | Healthy Living
Bradley Foster

Sleeping eight hours doesn't guarantee you will awaken feeling refreshed. It's the quality of sleep that's important. Sleeping poorly leaves you feeling irritable, less able to deal with stress, and makes you more likely to make poor decisions.

Could These Glasses Help You Sleep?

Dr. Michael J. Breus | Posted 11.23.2013 | Healthy Living
Dr. Michael J. Breus

I expect we will see a great deal more investigation into the effects of blue wavelength light on sleep and health. But you don't need special goggles or eye lens implants to protect your circadian rhythms and your sleep from the negative effects of artificial light.

Could Camping Help Your Insomnia?

Dr. Michael J. Breus | Posted 10.30.2013 | Healthy Living
Dr. Michael J. Breus

Researchers at the University of Colorado Boulder found that sleeping in the wilderness for one week reset circadian clocks, bringing them more in line with the natural solar day and night.

Is Your Job Hurting Your Sleep?

Dr. Michael J. Breus | Posted 10.25.2013 | Healthy Living
Dr. Michael J. Breus

Given the scope of the role that work plays in our lives, we don't pay nearly enough attention to the impact of our jobs on our health -- and in particular, our sleep.

A Poor Night's Sleep May Be In Your Genes

Posted 06.25.2013 | Healthy Living

By Amir Khan A lack of sleep can contribute to a host of negative health effects, and researchers say they now understand why. Working in mice, r...

Hunter Stuart

Study Shows Living In The City Speeds Up Biological Clock | Hunter Stuart | Posted 06.06.2013 | Green

Life in the city may not just be exciting, it might be speeding up your biological rhythm. A new study has revealed that living in an urban enviro...

Lack Of Sleep Disrupts Our Genes

Dr. Michael J. Breus | Posted 05.27.2013 | Healthy Living
Dr. Michael J. Breus

Understanding more about how sleep affects genetic function holds great promise in illuminating these pathways and could open important new avenues for both treatment and prevention of illness and disease.

Cara Santa Maria

JET LAGGED? | Cara Santa Maria | Posted 01.21.2013 | Science

Jet lag: after days of travel, it's there when you're sleeping and when you're awake. Most of us know what jet lag feels like. According to the Ame...

Early Bird Or Night Owl? It's In Your Genes

Dr. Michael J. Breus | Posted 02.22.2013 | Healthy Living
Dr. Michael J. Breus

Are you a lark, someone who likes being up and active in the early morning? Or are you a night owl, someone who tends to wake later and perhaps gains energy and focus as the day progresses, someone who likes to work (and play) in the evening hours?

How Sleep Research In The Blind May Help Us All

Steven Lockley, Ph.D. | Posted 09.01.2012 | Healthy Living
Steven Lockley, Ph.D.

Greater control of the circadian system can help us understand the extent to which it maintains our overall health and well being, and help to regulate complex metabolic systems that, if disrupted, can increase the risk of disease.

Your Body Clock: How Aging Eyes Can Disrupt Your Sleep

Dr. Michael J. Breus | Posted 05.09.2012 | Healthy Living
Dr. Michael J. Breus

Circadian rhythms -- our own internal biological "clock" -- govern our sleep-wake cycle and several other daily rhythms of the body. It's a complicated and finely-tuned system of hormonal and bio-chemical reactions that helps us live in rhythm with the 24-hour day.

How America's Sleep Deficit Is Damaging Long-term Health

Frank B. Hu, M.D., Ph.D. | Posted 05.05.2012 | Healthy Living
Frank B. Hu, M.D., Ph.D.

There is substantial evidence that sleep deprivation is associated with increased risk for diabetes, obesity and other chronic illnesses. Considering that chronic diseases are the leading causes of death and disability in the U.S., we should stop treating sleep as a sacrificial luxury and instead insist on it as an essential part of a healthy lifestyle.

Is Your Internal Body Clock In Sync?

Dr. David White, M.D. | Posted 02.12.2012 | Healthy Living
Dr. David White, M.D.

Ingrained in all of us is a natural instinct for continuity in our sleeping and waking schedule each day -- our circadian rhythms. While we can choose to ignore this need for continuity by working at night or sleeping late into the day, it carries consequences.