Heart Clocks: Scientists Uncover a Circadian Rhythm in Heart Cells That Affects Their Daily Function
A new study has shown how circadian rhythms in heart cells help to change heart function over the course of the day and may explain…
Circadian Rhythm
In Vitro Circadian Clock: Scientists Assemble a Biological Clock in a Test Tube To Study How It Works
The reconstituted biological clock maintains daily cycles for days on end, allowing researchers to study the interactions of its component parts. Daily cycles in virtually…
“Fight or Flight” – Unless Internal Circadian Clocks Are Disrupted
For humans and animals, many aspects of normal behavior and physiology rely on the proper functioning of the body’s circadian clocks. Here’s how it’s supposed…
High Fat Diets Break the Body Clock – This May Be the Underlying Cause of Obesity
When rats are fed a high fat diet, this disturbs the body clock in their brain that normally controls satiety, leading to over-eating and obesity….
Unexpected Benefits to Starting the Day Off With Chocolate
Eating milk chocolate every day may sound like a recipe for weight gain, but a new study of postmenopausal women has found that eating a…
Defying Your Natural Body Clock Linked to Depression and Lower Wellbeing
People whose sleep pattern goes against their natural body clock are more likely to have depression and lower levels of wellbeing, according to a largescale…
Want to Reduce Your Depression Risk by Double Digits? Wake Up an Hour Earlier
Waking up just one hour earlier could reduce a person’s risk of major depression by 23%, suggests a sweeping new genetic study published on May…
Circadian Rhythm: Resetting the Biological Clock by Flipping a Switch
The biological clock is present in almost all cells of an organism. As more and more evidence emerges that clocks in certain organs could be…
Scientists Discover How Behavioral Rhythms Are Fine-Tuned In the Brain
Researchers led by a team at Kanazawa University report that vasopressin neurons in the brain’s circadian rhythm control center are critical for regulating the timing…
Deep Sleep Takes Out the Trash: Waste Clearance Is Crucial for Brain Health
Waste clearance is crucial for brain health, preventing neurodegenerative disease. A new Northwestern University study reaffirms the importance of getting a good night’s sleep. By…
Circadian Rhythm Research Could Turn Early Birds Into Night Owls – Or Vice Versa
Understanding the complex network of genes controlling sleep cycles in people, animals, plants can lead to advances in human health, crop production. How body clocks…
How Stress and the Circadian Clock Affect Sleep
The findings could lead to the development of new therapies for sleep disorders caused by stress or a disturbed circadian rhythm. A Nagoya University-led research…
Arabidopsis Clock: Plants Set a “Bedtime” Alarm to Ensure Their Survival
Plants have a metabolic signal that adjusts their circadian clock in the evening to ensure they store enough energy to survive the night, a new…
Irregular Sleep Schedules Can Worsen Mood and Increase Risk of Depression
The more variation in wake-up time and sleep time, the worse mood and more chance of depression symptoms in study of first-year medical residents. An…
New Research Shows the Moon Influences Our Sleep
For centuries, humans have blamed the moon for our moods, accidents, and even natural disasters. But new research indicates that our planet’s celestial companion impacts…
Daily Rhythms May Impact Our Ability to Fight Disease – Immune System Killer Cells Controlled by Circadian Rhythms
An analysis of an exhaustive dataset on cells essential to the mammalian immune system shows that our ability to fight disease may rely more heavily…
Sleep Mystery Solved With Math: Cytoplasmic Traffic Jam Disrupts Sleep-Wake Cycles
KAIST mathematicians and their collaborators at Florida State University have identified the principle of how aging and diseases like dementia and obesity cause sleep disorders….
Intermittent Fasting Improves Health Without Altering the Body’s Core Clock
For the first time, scientists have studied the early effects of time-restricted feeding on the daily periodic oscillations of metabolites and genes in muscle, and…