Exercise and diet in weight management updating what works

The National Cancer Institute funded the research, which also involved investigators from the University of Washington School of Medicine, the NCI Office of Cancer Survivorship, the University of British Columbia and Harvard Medical School. "Diet plus exercise is more effective for weight loss than either method alone." Science Daily. Healthcare practitioners regularly prescribe diet and exercise as a method for patients to lose weight.

But exercise might not be equally effective in males and females, according to new research. A reduction in overall body fat, rather than abdominal fat, is associated with lower levels of breast cancer markers.

Body-mass index (height-to-weight ratio), waist circumference and percentage of body fat were also significantly reduced among the three intervention groups.

The women who were assigned to the nonintervention control group, who did not change their diet or activity level, on average lost less than a pound -- a statistically insignificant decrease.

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"This study shows that you get the biggest bang for your buck by combining a healthy weight-loss diet -- which in this case meant reducing calories by cutting fat intake and boosting the consumption of low-calorie foods -- with regular, moderate-intensity aerobic exercise," Mc Tiernan said.

"You don't need to be an athlete; walking, biking or gym cardio machines all work well.

Other strategies associated with the most successful weight loss included preparing meals at home and eating out less often at restaurants.A new study from the University of Colorado Anschutz Health and Wellness Center (AHWC) at the CU Anschutz Medical Campus revealed physical activity does more to maintain substantial weight loss than diet. "This study addresses the difficult question of why so many people struggle to keep weight off over a long period.By providing evidence that a group of successful weight-loss maintainers engages in high levels of physical activity to prevent weight regain -- rather than chronically restricting their energy intake -- is a step forward to clarifying the relationship between exercise and weight-loss maintenance," said Danielle Ostendorf, Ph D, a postdoctoral fellow at the CU Anschutz Health and Wellness Center.Start slowly and gradually increase to 45 minutes of activity a day, more if you are able." In addition to promoting weight loss and preventing weight gain over time, regular exercise helps with balance, strength and fitness."This helps older people keep active overall, which has been shown to prolong a healthy life," Mc Tiernan said.

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