Sleep is a universal practice, transcending time and culture. However, while we all engage in the practice, habits and timing vary throughout the world. Although there is much diversity between cultures, we all share a few basic practices such as eating, sleeping and reproducing. However, there are key differences in how these essential biological activities […]
The Science Behind the Dreaded Afternoon Slump
Afternoons are a sleepy time for many. Your mind is foggy, your eyelids heavy and your entire body yearns for a nap. This afternoon slump may be programmed into the human body. Although the Western world does not generally encourage napping for adults, many people are not as alert in the afternoon as they would […]
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 […]
ADHD Linked to Circadian Rhythm Disruption
ADHD and related disorders have increased to almost epidemic levels in the United States. Research suggests that circadian rhythm disruption may play a key role. Attention deficit/hyperactivity disorder, also known as ADHD for short, is a common problem in the Western world. Around 11 percent of American children have been diagnosed with the disorder, but it is […]
Memory Consolidation Linked to Specific Activity During Sleep
Do you have trouble sleeping? Do you have a poor memory? New research on memory consolidation suggests these two very different symptoms may be related. Difficulties with memory are a common problem, affecting almost 13 percent of people over the age of 60 years and a sizable proportion of younger people as well. While this common and […]
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