The best training tool you're not using: a jump rope. “It may seem a little juvenile until you think of all the hot-bodied boxing pros who jump rope every single day,” says Landon LaRue, a CrossFit level-one trainer at Reebok CrossFit LAB in L.A. Not only is it inexpensive, portable, and easy to use almost anywhere, you’ll burn about 200 calories in 20 minutes and boost your cardiovascular health while toning, he adds.
If motivation is your hang-up, change your exercise routine every 14 days. A University of Florida study discovered that people who modified their workouts twice a month were more likely than to stick to their plans compared to those who changed their regimens whenever they wanted to. Boredom didn’t appear to be a factor; it seems people simply enjoyed the variety more.
It's a cliché, to be sure, but a balanced diet is the key to good nutrition and good health. Following that diet, however, isn't always that easy. One challenge is that women often feel too busy to eat healthfully, and it's often easier to pick up fast food than to prepare a healthy meal at home. But fast food is usually high in fat and calories and low in other nutrients, which can seriously affect your health. At the other extreme, a multimillion dollar industry is focused on telling women that being fit means being thin and that dieting is part of good nutrition.
No matter how busy you are, eat lunch before 3 p.m., a Spanish study suggests. Researchers placed a group of women on a diet for 20 weeks; half ate lunch before 3 and half consumed their midday meal after 3. Although both groups’ daily caloric intake, time spent exercising and sleeping, and appetite hormone levels were the same, those who lunched late lost about 25 percent less weight than earlier eaters. Being European, lunch was the biggest meal of the day for these women, constituting 40 percent of their calories for the day, so consider slimming down dinner in addition to watching the clock.
The tiny gender differences in minerals other than calcium and iron depend on body size. But while the dietary requirements for selenium fit this rule, men may benefit from supplements of about 200 micrograms a day, a level about four times above the RDA. That's because both a clinical trial and an observational study suggest that selenium may reduce the risk of prostate cancer. It's far from proven, but it's something for men to consider.
Iron helps to create the hemoglobin that carries oxygen in your blood. It’s also important to maintaining healthy skin, hair, and nails. Due to the amount of blood lost during menstruation, women of childbearing age need more than twice the amount of iron that men do—even more during pregnancy and breastfeeding. However, many of us aren’t getting nearly enough iron in our diets, making iron deficiency anemia the most common deficiency in women.
SOURCES: Elaine Turner, PhD, RD, associate professor, department of Food Science and Human Nutrition, University of Florida, Gainesville. Sharon B. Spalding, MEd, CSCS, professor, physical education and health; and associate director, Virginia Women's Institute for Leadership, Mary Baldwin College Staunton, Va. American Dietetic Association web site. Institute of Medicine at the National Academies web site.
The overall effect is a tighter, more toned physique, but body weight could stay the same or even increase. Therefore, the obsession with numbers on a scale is unfounded; one can greatly improve appearance, enhance fitness levels, and eliminate unwanted fat all while maintaining a constant weight. Focus instead on a combination of body fat measurements in trouble spots and the image in the mirror.
Most Americans get far more protein than they really need. In theory, that may not be wise. Like carbohydrates, protein provides 4 calories per gram, and excess calories from any source will be stored as body fat. Excess dietary protein increases calcium loss in the urine, perhaps raising the risk for osteoporosis ("thin bones," more a worry for women) and kidney stones (a particular worry for men).
When women reach childbearing age, they need to eat enough folate (or folic acid) to help decrease the risk of birth defects. The requirement for women who are not pregnant is 400 micrograms (mcg) per day. Including adequate amounts of foods that naturally contain folate, such as citrus fruits, leafy greens, beans and peas will help increase your intake of this B vitamin. There also are many foods that are fortified with folic acid, such as breakfast cereals, some rices and breads. Eating a variety of foods is recommended to help meet nutrient needs, but a dietary supplement with folic acid also may be necessary. This is especially true for women who are pregnant or breast-feeding, since their daily need for folate is higher, 600 mcg and 500 mcg per day, respectively. Be sure to check with your physician or a registered dietitian nutritionist before taking any supplements., .