Light sleep makes up the largest stretch of the sleep cycle. On average, we spend 60% of our sleep between stages 1 and 2. How much deep sleep is normal? On average, about 10-20% of our sleep is deep sleep. So i
Kristen Faye Burda, Sleep Wake Psychology is a private practice in behavioral sleep medicine dedicated to strengthening well-being by improving sleep. Sleep-focused therapy can improve sleep quality and help clients feel better during waking hours, so they can be ready for what matters most. ...
Blue Light Exposure: Screens emit blue light, which can suppress the production of melatonin, the hormone that regulates sleep. Increased exposure to this artificial light, especially before bedtime, can disrupt your circadian rhythm and make it harder to fall asleep. Stimulation: Engaging with scree...
What is the sleep-wake cycle? The sleep-wake cycle involves two pathways in your brain: a wake pathway and a sleep pathway. Each pathway has many neurotransmitters that send signals to determine whether you are awake or asleep. Under regular conditions, sleep occurs when the wake neurotransmitte...
While the hormone adrenaline initially triggers your “fight or flight” response, it’s cortisol that sustains this stress response. That said, cortisol does not only function as your body’s “stress hormone.” It has a variety of different functions throughout the body, which include [1,2...
years. It’s helped me understand what affects my sleep and what I can do to sleep better. When the buzzing of the CPAP machine was keeping me up, I would show Alex the Sleep Cycle reports filled with spikes representing the sound and tell him, “See? This is why I can’t sleep....
Serotonin, which regulates mood, emotions and sleep, also plays a role and is highly present in the gut. "Serotonin does regulate wakefulness and thequality of sleepat night," Brager says. "The two places where you see the greatest prevalence of serotonin is in the gut, and then also in...
A standardized sleep-wake diary was filled out over one week by each patient, the intake of stimulants (8 subjects) was stopped at least one day before starting the diary. Results were given as the mean over the week or as number of days/nights per week. Daytime naps at least 3 times...
Light– Light can affect sleep stages because it can prevent the onset of Stage 1. The body has a natural internal clock that regulates sleep, and one of its most significant influences is light. More specifically, when it’s daylight, that tells the body to wake up, and when it’s dar...
“People can't shut their minds down at night, so they have a hard time sleeping, and wake up during the night and can’t fall back asleep,” she explains. She adds that turning to sleep-disrupting electronic devices or stressful work projects can create a vicious cycle of waking and ...