Given that our level of alertness varies throughout the day, it only makes sense that we should avoid performing attention-demanding tasks when we're at our drowsiest. An experimental new Android app ...

Every leader, manager, and safety professional I know hopes to see a higher level of worker awareness. But despite these wishes, there doesn’t seem to be a bull market in “awareness.” In fact, the ...

The U.S. Army has finally relieved of us of that nagging midmorning dilemma, the one in which you debate: Should I have another cup of coffee? Caffeine stimulates the central nervous system, making ...

A new study says there is a right time to drink coffee so it's most effective. U.S. Army researchers created a computer algorithm that studies sleep patterns to make recommendations about coffee ...

A purpose of duty-hour regulations is to reduce sleep deprivation in medical trainees, but their effects on sleep, sleepiness, and alertness are largely unknown. We randomly assigned 63 ...

Exposure to bright light helps us to regulate sleep, boosts our mood and even raises our productivity levels, new research reveals. Sitting next to the office window on a sunny day can help double an ...

That’s why, for many people, getting enough sleep isn’t a luxury. Getting enough sleep is a competitive advantage. But you can also go one step further. According to a study just published in Sleep, ...

Caffeine is a stimulant found naturally in beverages like coffee and tea. It’s also added to others, such as energy drinks and soda. Caffeine increases chemicals in your brain that improve mood, ...

According to a recent study, a newly developed algorithm may be the key to optimizing alertness with caffeine. According to a recent study, a newly developed algorithm may be the key to optimizing ...

Stanford University investigators have for the first time tied several brain circuits to alertness. The findings enhance scientists’ understanding of the forces driving alertness, a brain state that’s ...

Caffeine is a stimulant and the most commonly used drug in the world. Benefits can include increased alertness, energy, and concentration. However, it can also lead to insomnia and headaches. Every ...