Many Americans settle down for a favorite television show every night before bed. In many ways, this seems like the perfect way to entertain yourself while relaxing in the hours between work and sleep. However, watching TV (or looking at any other screen) at night appears to affect the circadian rhythm in ways that could […]
Cortisol’s Role in the Synchronization of Your Circadian Rhythm
Most people associate cortisol with the “fight or flight” response. While this biochemical indeed functions as a stress hormone—and can have negative effects in excess—it is a necessary hormone for a variety of human biological functions. It is produced from cholesterol in the adrenal glands, which sit directly on top of the kidneys. It is released […]
Biological Rhythms Are Present Throughout Nature
When researchers talk about biological rhythms, most people assume they are talking about the internal clocks of animals. However, internal clocks are not limited to just mammals. Have you ever wondered if plants sleep? While this may seem like a philosophical question, researchers in chronobiology may have found the answer. Although modern chronobiology research focuses […]
Taking Certain Dietary Supplements Before a Workout Can Lead to Dangerous Sleep Deprivation
A new analysis of the Canadian Study of Adolescent Behaviors suggests that adolescents and young adults who take pre-workout supplements—including products such as Bang!, Jack3D, and C4—are far more likely to suffer from extremely short sleep duration. The researchers examined data from more than 1,000 participants aged 16 to 30. The results showed that individuals […]
Disrupting the Circadian Rhythm of Cancer: Potential for New Treatment
Understanding and attacking the circadian rhythm of cancer cells may be the most effective way to treat cancers such as acute myeloid leukemia, according to a new study. Treating cancers such as acute myeloid leukemia is one of the greatest challenges in modern medicine. Because cancer cells are human cells, many therapies that target cancer […]
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