How to take proper breaks from work

Whether it is the weekend, the summer holidays that many people in the northern hemisphere are currently taking or the daily rest periods that companies give to their employees, the right for people to take breaks is uncontested. But for white-collar workers in particular, the boundaries between working time and non-working time have become very blurry. It is standard practice to eat lunch hunched over your desk: look down at your keyboard and you will see far more crumbs than characters. It is normal to look at emails in the evening, at weekends and on holiday.