Wearable devices can be used to measure a variety of signs and signals related to our health. A new study by researchers from Brigham and Women's Hospital suggests that such devices may also be able to help predict older ...
Nov 16, 2023
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The brain contains billions of nerve cells controlling our thoughts, behavior and movements. But in fact, up to 20% of the brain is a mystery to scientists. This is the so-called extracellular space, that is, the environment ...
Nov 9, 2023
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Do you have difficulty falling asleep? Do you stay awake for a long time at night? Do these sleep problems make you feel fatigued, strung-out, or exhausted during the day? Has this been happening for months?
Oct 26, 2023
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Rapid eye movement (REM) sleep is the stage of the sleep cycle during which vivid dreaming typically takes place. This crucial sleep phase, characterized by relaxed muscles, rapid eye movements, an elevated heart rate and ...
You've finished a workout, so you're hot and drenched with perspiration—but soon you begin to feel cool again. Later, it's a sweltering summer evening and you're finding it hard to sleep, so you kick off the covers.
Oct 16, 2023
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Sleep is not a state in which we are completely isolated from our environment: while we sleep, we are capable of hearing and understanding words. These observations, the result of close collaboration between teams at Paris ...
Oct 12, 2023
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The scientific literature is clear: chronic stress experienced in childhood increases the risk of illness in adulthood—everything from obesity and cancer to dependence and depression.
Oct 10, 2023
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Although several medications are approved to treat attention-deficit/hyperactivity disorder (ADHD), some individuals experience limited benefits from the drugs or develop side effects from their use.
Oct 9, 2023
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Younger adults diagnosed with insomnia were more likely to develop a type of irregular heartbeat—and to do so earlier—than those without a history of insomnia, according to a large study of military veterans. The findings ...
Oct 5, 2023
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When we think of brains, we tend to think of neurons. It's right there in our word for the study of the brain: neuroscience. But when it comes to certain mysteries of the brain—for example, the role of sleep in memory consolidation, ...
Sep 29, 2023
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