We use less than two-third of the working time extensively

We spend nearly 10,5 years on work, but we use up to 60 percent of our time productively, which means that only 3 out of the 5 business days are really useful – piacesprofit.hu wrote.

Office workers receive an average of 200 emails per day and check their mailbox fifteen times, so they spend about 2.5 hours reading and answering their mail. Frequent updating of your mailbox, just like multitasking, is counterproductive. (piacesprofit.hu)