Search results for cortisol

“The gut-brain axis, the bidirectional signaling pathway between the gastrointestinal tract and the nervous system, modulates the body's stress response. A key player in this pathway is the gut microbiome, the collection of genomes of the microorganisms that exist in the gastrointestinal tract.”

“Toxic stress, which results from prolonged adversity due to physical or emotional abuse, chronic neglect, exposure to violence (especially early in life), and workplace burnout can have long-lasting repercussions on a person's mental and physical health.”

“Chiefly, sleep deprivation triggers the onset of a "loneliness phenotype" by inducing critical changes within the brain that alter behavior and emotions, disturb metabolic processes, and influence the expression of immune-related genes.”

“In this Aliquot, I explain why visceral fat behaves so differently from other fat, how it drives insulin resistance and chronic disease, and what research shows about the most effective ways to reduce it.”

“Our modern lifestyle – characterized by low light exposure during the day and high light exposure during the evening and nighttime hours – has dramatic effects on circadian rhythms and, ultimately, our ability to fall asleep and stay asleep.”

“Our modern lifestyle – characterized by low light exposure during the day and high light exposure during the evening and nighttime hours – has dramatic effects on circadian rhythms and, ultimately, our ability to fall asleep and stay asleep.”

“In an observational cohort of 2,545 couples undergoing IVF, women who consumed at least four drinks per week had lower live-birth odds, as did couples in which both partners consumed at least four drinks per week.”

In this clip, Dr. Patrick explains how intense exercise beneficially alters tryptophan and kynurenine metabolism in a way that may benefit depression.

“Poor sleep reduces the body's insulin sensitivity and changes a person's appetite, increasing the preference for high carbohydrate foods like pizza, pasta, and sweets. Lack of sleep also alters the gut microbiota and impairs immunity, putting us at risk for developing acute illnesses like colds and flu.”

“The decline of deep sleep begins early in life, nearly disappears by age 80, increasing the risk for Alzheimer's disease. These Aliquot segments feature Dr. Charles Raison, a professor of psychiatry, and Dr. Matthew Walker, a professor of neuroscience and psychology.”