By: John Seabrook In: New Yorker, October 2015 Babies and sleep. Polyphasic sleep. Babies tend to sleep in bouts, not distinguishing between night and day. Opposite of monophasic sleep: one seven- or eight-hour chunk at night. REM sleep (dream stage).
Summary Stress: adaptive response to situations that pose demands, constraints or opportunities. Homeostasis: low stress. Stressors challenge homeostasis: stress response. Return to homeostasis: recovery, return to low stress. Or inability to return to homeostasis: exhaustion, chronic stress. Stressors: wide variety.
On: The pervasive effect of stress – is it killing you?Episode: 51 Date: April 2019Background: Neuroendocrinologist.Key Subjects:Dual hormonal pathway triggered by stress stimulus:Immediate response – adrenalin:Triggers activation of parasympathetic nervous system.Secondary response – cortisol:Continues parasympathetic response (elevated blood glucose).Shuts down
On: Dangers of poor sleep, Alzheimer’s risk, mental health, etc.Heart disease, cancer, sexual function, sleep disruption.Effects of poor sleep from performance to genetics. Episode: 48,49,50″ Date: April 2019Background: Neuroscientist, sleep expert. Key Subjects:Part 1We need sleep to “clean up”.Being awake
What to avoid or do less Stress. Within 2-3 hours of sleeping: dinner, exercise. Late night: snacks, caffeine, alcohol and electronics (blue light, stress). What to improve or do more Consistent sleep schedule. Sleep close to sunset (9-10 PM); wake