Category Archives: News

Forty-seven is the saddest age of all, study finds. ‘Hill-shaped’ unhappiness curve is to blame

If you’re happy and you know it you obviously aren’t 47. A new study pegs 47.2 as the age when people in the developed world have the least amount of happiness, and 48.2 in developing nations. “Unhappiness is hill-shaped in age,” David Blanchflower, a professor of economics at Dartmouth College and former Bank of England… Read More: Forty-seven is the saddest age of all, study finds. ‘Hill-shaped’… »

What was the cardiovascular system

Better known discovery of pulmonary circulation was by Vesalius’s successor at Padua, Realdo Colombo, in 1559. Blood circulates constantly through our entire body. Ten thousand foot-pounds of energy applied to soft, elastic tissue of cardiovascular organs may have no more immediate effect than 500 foot-pounds. In fish, the system has only one circuit, with the… Read More: What was the cardiovascular system »