Leisure-time physical activity is associated with longer life expectancy, even at relatively low levels of activity and regardless of body weight, according to a study by a team of researchers led by the National Cancer Institute (NCI), part of the National Institutes of Health. The study, which found that people who engaged in leisure-time physical activity had life expectancy gains of as much as 4.5 years, appeared Nov. 6, 2012, in PLoS Medicine .
High-heeled shoes are a fashion statement for many women. They define the calf muscle, make legs appear longer, and cause the buttocks to protrude slightly. While most women who wear high-heeled shoes know that they’re not the most supportive footwear option, a new study shows that they have a much more profound effect than previously thought. Published in the Journal of Applied Physiology, a recent study shows that high-heeled shoes change the mechanics of walking in a habitual user, even when the user is walking barefoot .