Categories Articles Smartphone Use During A Work Break Leads To Mental Fatigue, Poorer Performance Post author By crystalg Post date August 20, 2019 Study Finds Tags Break, During, fatigue, leads, Mental, Performance, Poorer, Smartphone, Work ← It looks like the Russians are trying to hide the truth about that nuclear accident in Nyonoksa → Farmer Behind the U.S.’s Largest Organic Food Fraud Scheme Dies by Suicide