Search results for eyes

“REM sleep occurs 70 to 90 minutes after a person first falls asleep and is essential for emotional well-being. On the other hand, deep, slow-wave sleep, which occurs during non-REM periods, provides a homeostatic recalibration of blood pressure, an essential element of cardiovascular health.”

“As scurvy progresses, a person might experience shortness of breath, dry eyes, joint swelling, weakness, fatigue, and depression. Obtaining less than 10 milligrams of vitamin C daily can cause scurvy. Interestingly, some disease states induce scurvy-level vitamin C status.”

“Morning light also works as part of a full day-night contrast. Dr. Huberman favors brighter days and dimmer, warmer evenings, because late bright light can delay sleep timing while earlier light supports a stronger daytime signal.”

“Bright light exposure has a profound effect on regulating the circadian system in humans. Dr. Panda and colleagues discovered that melanopsin — a light-sensitive protein found in specialized cells of the eye — responds to blue light and synchronizes the body's day/night cycle.”

“Human phase-response studies show that bright light shifts the circadian clock in different directions depending on when it reaches the eyes. Morning light generally advances the clock toward an earlier schedule, while late-evening and nighttime light can delay it.”

“Lutein and zeaxanthin also have evidence in age-related eye disease, although the AREDS2 trial did not find an additional reduction in progression to advanced macular degeneration in its primary comparison. Magnesium and creatine address different needs.”

“Thus parents can steward the configuration of their child's microbiome, potentially reducing the risk of asthma, obesity, and other diseases in later life. In this clip, Dr. Eran Elinav discusses the importance of the early childhood period in shaping a healthy microbiome.”

“In a small trial involving adults with obesity, a ketone monoester improved one processing-speed task and selected brain blood-flow measures, providing an early signal for further research. Temperature can also shape alertness and sleep preparation.”

“Dr. Huberman’s practical range is deliberately cautious: not drinking avoids the exposure, and lower weekly intake creates less burden than a drink every night or heavier episodes.”

“In this clip from the FoundMyFitness episode with Dr. Derya Unutmaz, he describes AI as a potential second set of eyes for clinicians. Reasoning models can help organize complex patient information, search for overlooked possibilities, and support decisions that cross medical specialties.”