Featured Topics: Sleep
Dietary Vitamin C Intake Is Significantly Associated with Reduced Risk of Sleep Disorders
Written by Chrystal Moulton, Science Writer. Researchers found a significant negative association between sleep disorders and vitamin C intake in men within quintile 4 (HR= 0.76, P= 0.02). Vitamin C is an antioxidant that effectively neutralizes free radicals and...
The Effect of Matcha Green Tea on Cognitive Function and Sleep Quality in Older Adults with Cognitive Decline
Written by Harold Oster, MD. Results suggest that matcha green tea may have beneficial effects on social acuity and sleep quality in older adults with cognitive decline. Dementia is an acquired loss of cognition across multiple domains, severely affecting social and...
Low Dietary Tryptophan Intake Associated with Increased Risk of Insomnia
Written by Chrystal Moulton, Science Writer. Students within the lowest quartile of tryptophan intake had a higher risk of insomnia (OR= 1.57, p<0.05) and short sleep duration (OR= 1.19, p<0.05). Issues with sleep is an increasing problem among university young...
CBD Supplementation Improves Perceived Sleep Quality and Immune Function in Healthy Adults
Written by Chrystal Moulton, Science Writer. Researchers saw an overall improvement in sleep evaluation scores [LSEQ scores] in the CBD group after eight weeks (P= 0.04). The cannabis plant contains 140 cannabinoids that has been used medicinally since ancient times1....
The Effect of Vitamin D Deficiency and Exposure to Endocrine-Disrupting Chemicals on Sleep Duration in Adults
Written by Harold Oster, MD. Results suggest that exposure to endocrine-disrupting chemicals has a variable association with sleep duration, and vitamin D deficiency may affect this interaction. Insufficient sleep, which is reported by more than 25% of Americans, is...
Valerian Extract Significantly Improves Overall Sleep Quality and Decreases Anxiety in Subjects with Mild Insomnia
Written by Taylor Woosley, Science Writer. 56-day supplementation with 200 mg of valerian extract (2% total valerenic acid) significantly improved sleep quality, sleep time, sleep efficiency, and reduced anxiety compared to placebo. Insufficient sleep leads to...
Short Sleep Duration Associated with Low GABA Levels and Decreased Working Memory
Written by Chrystal Moulton, Staff Writer. Lower GABA levels in the medial the prefrontal cortex and ACC were associated with poor performance in working memory [more errors on the CANTAB] (beta= - 0.21, P= 0.03). Lack of sleep is associated with an increased risk of...
Beneficial Effects of Berry Consumption on Sleep Duration in Healthy Adults
Written by Harold Oster, MD. Results suggest that adults who consume berries have a lower risk of inadequate sleep duration. Sleep disorders have been linked to various health problems, including obesity, diabetes, stroke, coronary artery disease, and several cancers....
Understanding the Connection Between Sleep and Optimal Health and Performance
Written by Amy Kosowski, M.S., LDN. Sleep plays a vital role in good health and well-being throughout life. How much you sleep, the quality of sleep, as well as when you sleep all affect various aspects of health, including cardiovascular function, immunity,...
Severe Insomnia and Folic Acid Levels
Written by Jessica Patella, ND. The study results concluded that lower serum folic acid levels were associated with higher risk of severe difficulty in falling asleep in American adults. Insomnia is defined as difficulty falling asleep, staying asleep or early...
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