Let’s be honest: nobody is really a fan of the five-day work week. But if you want a reason to work less, science has your back. If you’re over the age of 40, at least. According to a report published in the Melbourne Institute Worker Paper, those over the age of 40 are at their most productive when they work three days a week or less. The researchers came to this conclusion after following 3,000 male and 3,500 female volunteers, Newser explained. During the study, researchers asked the participants to complete cognitive tests and analyzed their work habits, memory, executive reasoning, and abstract reasoning. The cognitive tests included asking the volunteers to read text backwards, read words aloud, and match numbers and letters under time pressure. As HuffPost explained, the participants' cognitive performance improved as the researchers increased their working hours up to 25 hours. However, after 25 hours the researchers found that performance began to decline in ...