It would not be uncommon among a group of guys, for one of the men who’s been lifting weights to build his biceps, to push up his sleeves, lift and bend his arms, tighten his fists, and flex his biceps. Showing off the results of all that hard work in the gym. Too bad we can’t do the same type of thing to demonstrate the strength and size of our heart. People tend to forget that the heart is a muscle too, and it responds to exercise the same way other muscles do, by getting bigger and stronger. A well trained heart can be 30 to 40 percent…
Differences in breathing between men and women – Even when the smaller physical size of women is taken into account, their lungs are still smaller than men’s. Women also have narrower airways (breathing tubes), which means it’s harder to move air in and out of the lungs. Because women are unable to ‘heavy breathe’ as well as men in response to strenuous exercise, research has shown that many women may experience a drop in the amount of oxygen in their blood and a corresponding increase in their breathlessness.
DID YOU KNOW
Without the sweeping away of debris within the cell, cells could become choked with trash and malfunction or die. In recent years, some scientists have begun to suspect that faulty autophagy mechanisms contribute to the development of a range of diseases, including diabetes, muscular dystrophy, Alzheimer’s and cancer. The slowing of autophagy as we reach middle age is also believed to play a role in aging.
DID YOU KNOW?
Spending an extra hour sitting a day (for 13, rather than 12, hours) is linked to a 50 per cent greater risk of being disabled. And this was regardless of whether the participants also did moderate exercise, according to the U.S. study published in the Journal of Physical Activity & Health. You might assume that knee osteoarthritis is more likely in people who put their bodies through tough exercise routines. But experts say there is also a link with sitting too much.