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Showing posts with label weight lose. Show all posts
Showing posts with label weight lose. Show all posts

Monday, May 26, 2008

Exercise for Different Sexes (Nope, Not the Dirty Kind)

The question about male and female equality may never well be answered, well at least when it comes to physical fitness. This is one of the points presented in a study conducted at the University of New England in Biddeford, Maine. According to Danielle Day, one of the researchers involved in the study, said that female may never had the chance to catch up with men when it comes to physical strength and capabilities.

This is because men are bigger and have more muscle and higher levels of that powerhouse hormone testosterone than women. But as researchers have begun to unravel the differences between the sexes with regard to physical activity, they're learning that there's more to the story. Men and women also differ in energy metabolism, lung function and other factors during exercise.


But this study was not conducted to undermine the female population. This is done in an effort to pave the way to sex-specific training regimens for athletes and recreational exercisers as well.

"We're not the same. Our physiological systems are not identical," says Earl Noble, director of the school of kinesiology at the University of Western Ontario in London, Ontario, Canada. He likens exercise to a drug "that needs to be given in the appropriate dose and intensity and should be varied for sex differences."

One real-world application of such research may be the development of workouts that optimize weight-loss for women and men. That is after several researches confirm what frustrated women have long known to be true — that females have a harder time losing weight through exercise than men, says Day. Men's bodies respond more favorably to exercise, whereas women's bodies go into survival mode, slowing metabolism and hanging onto fat. She and other experts say that's an evolutionary response intended to keep a woman healthy for child-bearing.

This is actually good news to everyone, both male and female, as there will be specific exercise, not only to target their needs with different body parts but also needs as a man or women.

Monday, May 12, 2008

Frequent Weight Loss May Lead to Bone Deterioration on Men


A good physique and lean body have been among the standards to beauty nowadays. That is why most people, including men, have been somewhat conscious when it comes to their body weight and physical appearance. That is also the reason that's why there have been so many diet regiments and exercise products coming out in the product to help people lose weight. But a recent study showed that frequent weight loss may actually weaken bone quality, especially on men.

The study conducted by the Norwegian Institute of Public Health in Oslo which involved 4,601 men suggested that weight cycling in adulthood may lead to fragile bones later in life. According to Dr. Anne Johanne Sogaard, one of the researchers who participated in the study said that the more frequently men slimmed down and regained weight between the ages of 25 and 50, the more likely there were to suffer a fractured arm after the age of 50.

Weight cycling could increase skeletal fragility by causing microscopic damage to bone structure. It could also lead to the weakening of muscles on men.

Aside from these findings, the research also found out that frequent weight loss may also lead to metabolic syndrome and diabetes. This is after examining data from the study conducted in 1972-1973 and later on in 2000. It showed that those men who had lost weight frequently and lost more weight with each slimming bout were more likely to develop the said conditions.