Friends may have our backs, but their health and fitness habits can literally shape our backsides. How do friends help—or hurt—your healthy habits? Learn more from Martina M. Cartwright, PhD, RD, adjunct faculty member at the University of Arizona, independent biomedical consultant, author and nutrition counselor in Scottsdale, Arizona.
Have you heard about kettlebells? Fitness enthusiasts, ranging from young to not so young, nonathletes to superstars, are starting to find use for this cast-iron tool that has its roots in Russia. A kettlebell is a weight shaped like a giant cannonball with a single U-shaped handle. The kettlebell’s unique spherical shape provides the ability to work with curvilinear movements, centrifugal force and momentum.
Dietary supplementation is widespread, especially among professional and recreational athletes. Have you been thinking about supplementing to enhance your athletic performance? Are you aware of the scientific research and safety concerns regarding some popular performance-enhancing ergogenic aids?
Cellulite, a “dimpling” appearance on the thighs, buttocks and sometimes lower abdomen and upper arms of females, is many women’s enemy. Unfortunately, about 85% of postpubertal women have a form of it (Avram 2004; Rawlings 2006). The condition, however, is rarely observed in males.
Below, Len Kravitz, PhD, program coordinator of exercise science and a researcher at the University of New Mexico, Albuquerque, and Nicole J. Achenbach, a graduate student in physical therapy, give answers to several questions about cellulite.
Topping the ingredient list of many processed foods and sweetened beverages, high-fructose corn syrup (HFCS) has garnered much attention for contributing to America’s obesity problem. Over the past several years, researchers have pointed to a parallel rise in HFCS consumption and obesity rates in the United States. Some people even avoid HFCS because they think it’s “evil.”
Are you a runner? Would you like to prevent or heal injuries and improve performance? Many runners are discovering that yoga can provide these benefits and transform running into a moving meditation. Kelly McGonigal, PhD, who teaches yoga, group fitness and psychology at Stanford University and is the author of Yoga for Pain Relief (New Harbinger 2009), shares how yoga can help your running.
A popular myth is that there is a specific range of heart rates in which you must exercise to burn fat. Even many cardio machines display a “fat-burning zone” on their panels, encouraging people to exercise in a specific heart rate range. Have you ever wondered if you really have to exercise in a specific heart rate zone to lose fat? And what happens if you venture out of that zone? Jason R.
Would you like to practice a simple style of exercise that is reputed to strengthen your immune system, prolong your life span, increase your energy, uplift your spirit, vitalize your sexual functioning, enhance your general health, relax your body and calm your mind? For thousands of years, millions of Chinese have highly valued qi (or chi, pronounced chee), which can be activated through the practice of qigong.
As an athlete, you want to make sure you fuel your body in a way that supports performance in your sport—and life. How much and what kind of protein is best?
Natalie Digate Muth, MD, MPH, RD, a graduate of the University of North Carolina School of Medicine, a registered dietitian and an American Council on Exercise master trainer, offers practical tips on how to choose protein sources.
Online dieting is increasing in popularity because we live in a fast-paced, convenience-oriented society—and logging onto the Internet has never been easier. Most diet-related websites these days offer more than a list of recommended foods. Some sites provide elaborate features that “pop up” with recipes, meal plans, online chat rooms, discussion boards and calorie and exercise tracking devices.