Search results for aging

“Corticosterone is a stress hormone known to modulate social aggression. The consumption of a high sucrose solution also changed the activation levels of many genes, including inflammatory genes, in brain regions associated with aggression.”

“By the age of six months, however, infants can develop iron-deficiency anemia, so introducing iron-rich foods in addition to breast milk is recommended. In this clip, Dr. Rhonda Patrick explains why iron levels in breast milk are low.”

“Stress, pathology, and aging can alter brain energy metabolism. During times of impaired brain energy, the brain may prefer to use ketones as a fuel source. The use of alternate fuel sources allows glucose to be spared for the metabolic pathways that require it.”

“During sleep, the brain activates the glymphatic system, a self-cleaning process that rids the brain of metabolic byproducts. One of these byproducts is amyloid-beta, a toxic protein that aggregates and forms plaques in the brain with age and is associated with Alzheimer's disease.”

“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.”