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University of Canberra researchers will run the first study designed specifically to identify an optimal dose of L-theanine for sleep and stress

Power Nap Opportunity Boosts Deprived Doctors’ Crisis Performance by 7.4% Sleep deprivation is a pervasive, often dangerous reality in high-stakes profe…

L-Theanine Supplementation Shows Promise for Sleep Support Nearly one in three adults reports insufficient sleep, creating significant interest in non-p…

The Oura Ring Demonstrates Comparable Accuracy to Medical-Grade Sleep Studies Wearable sleep trackers like the Oura Ring are now used by millions, but t…

The Oura Ring Matches Medical Sleep Study Accuracy, Meta-Analysis Finds A systematic review of six studies with 388 participants has found no statistica…

Children’s Mental Health Shows a Dose-Response Relationship with Sleep and Screen Time A study from Peking University, published in Zhonghua Liu Xing Bi…

The Bidirectional Loop: How Sleep and Exercise Influence Each Other A 2026 study of 150 hospitalized older adults in Iran found that 76% had poor sleep …

A Sleep Tracker Matches a Sleep Lab’s Stopwatch The Oura Ring, a popular sleep-tracking wearable, measures total sleep time within an average of three m…

L-Theanine and Sleep: A New Study Aims to Find the Optimal Dose for Stress and Rest A research team from the University of Canberra and the Singapore In…

Introduction A 2026 study of hospitalized older adults in Iran found that 76% had poor sleep quality, yet 58% reported being physically active