Related Episodes for Melatonin

“In a placebo-controlled study of eight healthy adults, adrenaline infusion lowered plasma magnesium, and levels had not recovered one hour later. Investigators proposed a shift into cells after beta-adrenergic stimulation; the study did not measure cortisol, urinary loss, total-body depletion, or clinical deficiency.”

“Protein before or after exercise can support adaptation, while total daily intake matters most. Third, distribute protein across three or four meals, with older adults often needing 20–30 grams or more per meal, while there is no small hard ceiling.”

“Researchers treated patients with major depressive disorder with heat so that their core body temperature reached temperatures equivalent to those experienced with sauna use. Following just one treatment session, subjects experienced elevations in mood that lasted for several weeks.”

“Normalizing the timing of food intake via time-restricted eating may help restore microbiome composition, potentially offsetting the increased disease risk. In this clip, Dr. Eran Elinav describes how the circadian rhythmicity of the microbiome is regulated and how this affects human health.”

“Early human evidence includes local-heat studies during limb immobilization and biomarker studies after resistance training, but those results do not prove that whole-body sauna builds muscle or prevents age-related muscle loss.”

“In conjunction with a restricted eating window, meal frequency can also play a role. Two meals a day may be optimal for individuals who are predisposed to gaining weight while people not prone to weight gain may prefer to eat three times a day.”

“In a short controlled protocol in healthy young men, five nights of restricted sleep impaired glucose tolerance and muscle mitochondrial function, while participants who added high-intensity interval exercise did not show the same changes.”

“A national survey analysis estimated 2.6% severe deficiency, 22% moderate deficiency, and 40.9% insufficiency among US adults, although prevalence changes with the threshold used. These categories should remain distinct because insufficiency is not the same as clinical deficiency.”

“A 12-month randomized controlled trial found that vitamin D supplementation improved cognitive function, intelligence quotient scores, telomere length, and lowered oxidative stress markers in older adults with mild cognitive impairment (compared to placebo), suggesting that not only does vitamin D supplementation improve biomarkers of aging, but also functional outcomes.”

“Pooled intervention data suggest that about 1.5 to 2 grams of combined EPA and DHA per day can raise the Omega-3 Index in many adults over several months, although individual responses vary.”