Productivity

People who kept their cameras on in virtual work meetings experienced more fatigue, which decreased their ability to stay engaged and voice their ideas. This negative impact was worse for women and newer employees.

Afternoon napping of up to two hours improved cognitive function (orientation, language, and memory) in adults over 60.

Viewing cat videos or photos boosts feelings of energy and positive emotions (hope, happiness, contentment) and decreases negative emotions (anxiety, annoyance, sadness, guilt). However, viewing more cat videos was also associated with less emotional stability.

Computers in Human Behavior

Having a competent supervisor was more predictive of job satisfaction among workers than worker education, tenure, industry, or earnings.

Stress due to high demands and low control at work is associated with increased death risk in men with pre-existing cardiovascular disease or diabetes.

The Lancet Diabetes & Endocrinology

Procrastinating studying for exams by going on Facebook made anxiety worse for undergraduate students.

More dependence on GPS was associated with using spatial memory strategies less often and less effectively when navigating. Habitual use of GPS might impair spatial memory.

Scientific Reports

In a small sample of men aged 19-35, 12 weeks of interval training on a bike improved cardiovascular health similarly to endurance training, but required much less time per workout.

Re-reading or highlighting textbooks to study is a less effective learning strategy than frequent practice and testing over periods of days, weeks, or months.

Ten minutes of moderate exercise (stair walking) increased feelings of alertness more than caffeine in chronically sleep-deprived women.