By Len Kravitz, PhD
Exercise and Psychological Health
esearch literature continues to expand in support of the major health benefits associated with regular physical activity and exercise, including reduced risk of cardiovascular disease, hypertension and stroke, as well as protection against some cancers and osteoporosis. Yet there also is a growing body of knowledge that subst...
By Paula Anderson, MS
The Active Range Warm-Up:
Getting Hotter With Time
n the early days of group fitness when everyone wore leg warmers and exercised to Jane Fonda tapes, the warm-up portion of a typical cardio conditioning class included moves borrowed from ballet, jazz dance and yoga. Unending head turns, pli...
By Christopher C. Frankel and Len Kravitz, PhD
eriodization is an organized approach to training that involves progressive cycling over a specific period of time. The roots of periodization stem from Hans Selye's General Adaptation Syndrome model, which has been used by the athletic community since the late 1950s (Fleck 1999). Selye identified two sources of biolog...
By Pa t t i T ve i t M i l l i g a n , M S , R D
What you need to know to help your athletic clients stay on top of their unique nutritional needs.
or athletes engaged in serious physical conditioning, nutrition can be crucial. Proper nutrition can improve endurance, speed recovery from exertion, lower the risk of injury and assist in rehabilitation. By keeping up wit...
Significant research [that has been reported in this column] supports the role of moderate exercise as an adjunctive ther- apy for adults with depression. New research shows that these same benefits may be available for teens who suffer from this condition.
newsletter_teaser: We all know the basics on walking: It’s simple, inexpensive and brimming with health benefits. But can walking provide a worthwhile workout, and how well does walking burn calories? These and many other walking-related issues are explored in this review.
Walking approximately 6–9 miles a week is associated with increased gray matter in the brains of older adults, according to a study published in Neurology (2010; 75 , 1415–22) “Just by walking regularly, and so maintaining a little bit of moderate physical activity, you can reduce your likelihood of developing Alzheimer’s disease and [can] spare brain tissue,” Kirk I. Erickson, lead study author and assistant professor of psychology at University of Pittsburgh [Pitt] in Pennsylvania, told HealthDay.newsletter_teaser: Just by walking regularly, and so maintaining a little bit of moderate physical activity, you can reduce your likelihood of developing Alzheimer’s disease and [can] spare brain tissue,” Kirk I. Erickson, lead study author and assistant professor of psychology at University of Pittsburgh [Pitt] in Pennsylvania, told HealthDay.
Today’s obese children aren’t just carrying around extra weight. According to researchers from Erasmus Medical Clinic, at Sophia Children’s Hospital in Rotterdam, The Netherlands, they are also carrying higher levels of the stress hormone cortisol.
The study observed 20 obese and 20 normal-weight children aged 8–12. To determine cortisol levels, researchers took scalp hair samples from each subject. Data showed that obese children had higher levels of hair cortisol than normal-weight children.
According to the American Cancer Society, white women are more likely to develop breast cancer; however, African American women are more likely to die from the disease. A recent study shows that a lifetime of vigorous exercise can help protect black women against aggressive breast cancer.