Too much time spent sitting increases the risk of heart attack, stroke and Type 2 diabetes and leads to depression and other mental health problems. According to the Dutch Rietveld Architecture-Art-Affordances (RAAAF,) it is time to ban sitting, as demonstrated in their exhibition. The design offers a variety of positions for people of nearly all sizes. While most workers took a while to find their ideal position, once they did they reported an increased sense of well-being. Click to see more.