Jun 15, 2026Longevity NutritionDoes L-Theanine Improve Sleep? What Human Trials ShowCan L-theanine improve sleep quality? The best human trials suggest a modest subjective benefit, but objective sleep results remain uncertain.l-theaninesleep qualitysystematic reviewmeta-analysisRead article →
Mar 29, 2026Physical ActivityCompression Socks Show No Running Performance Gain in ReviewDo compression socks make runners faster? A 2025 meta-analysis finds no measured performance gain; one trial hints at a narrow gut benefit during running.compression socksrunning performancemeta-analysisplacebo effectRead article →
Mar 18, 2026NutritionTime-Restricted Eating and Sleep: What the Evidence ShowsCan earlier time-restricted eating improve sleep? Reviews of randomized trials find mixed results, while timing and chronotype may matter most.time-restricted eatingintermittent fastingsleep qualitycircadian rhythmRead article →
Mar 16, 2026Physical ActivityWhich Worksite Exercise Programs Improve Health and Productivity?Aerobic, strength, or flexibility at work? The best evidence finds health gains but no proven winner for productivity or ROI.workplace wellnessaerobic exercisestrength trainingpresenteeismRead article →
Mar 8, 2026Long Covid ResearchLong COVID Treatments: What 24 RCTs Actually Show WorksA BMJ living review of 24 long COVID RCTs found rehab beat drugs through 2023. Here's what worked, what didn't, and what still lacks proof.long covidrehabilitationsystematic reviewexerciseRead article →