A study of 10 children with insulin-dependent diabetes mellitus performing a maximum-effort cycling test indicated blood glucose levels did not change appreciably during test, while maximal oxygen uptake was substandard for their age groups. Findings suggest patients in fair to poor metabolic control can tolerate stress testing without…

Information is presented on the current status of research and treatment of athletic amenorrhea, including discussion of etiology, difficulties in research, study design, definition of amenorrhea, and future trends in research and treatment. (CB)

The study evaluated the efficacy of physical exercise alone and in combination with other preventive measures with 24 adult male subjects kept under a bed rest regime. It was concluded that physical exercise was the most reliable measure in counteracting neuromuscular system disorders under diminished muscular activity conditions. (Author/DB)

Data on the physical activity behavior of 15,381 American adults indicate that, while almost 53 percent participated at least once in moderate to high levels of physical activity, only about 18 percent were active on more than 60 days during a one-year period. (Author/CB)

Evaluation of 106 persons treated for injuries related to volleyball revealed that nearly 90 percent of injuries were concentrated in the lower extremities. Knee injuries accounted for 59 percent of injuries and ankle injuries accounted for about 23 percent of injuries. The mechanisms of jumping, landing, or twisting upon impact were highly…

In a roundtable format, five doctors explore the reasons why regular physical activity should continue to play a significant role in the rehabilitation of patients with coronary artery disease. Endurance exercise training improves aerobic capacity, reduces blood pressure, and decreases risk. (Author/MT)

Osteoporosis results from several factors. Calcium deficiency is only one, and high calcium intake will prevent only those cases in which calcium is the limiting factor. Calcium cannot reverse, but only arrest, bone loss. A high calcium intake for every member of the population is advocated. (Author/MT)

Media misrepresentations have many women confused about the safety of exercise. The values and problems of exercise are discussed. (DF)

Regular physical activity can improve total well-being and can help older adults remain in control of their lives. How to choose an appropriate program is discussed. (MT)

An ongoing exercise program for heart transplant patients in England is described. (Author/MT)

Nine healthy women were tested before, during, and after exercise during the follicular and luteal phases of their menstrual cycles to determine the effect of menstruation on blood lactate levels. Findings are discussed. (Author/MT)

Thirty trained runners and joggers carrying either nothing, one-pound, or five-pound weights in each hand were tested on a motorized treadmill to see if training intensity was affected. Conclusions are discussed. (Author/MT)

In addition to physical benefits, exercise also provides a natural way to sustain mental alertness in the aging individual by supplying oxygen to the brain. A table focuses on 10 specific health-fitness problems with suggested prescriptive exercises designed to ameliorate the condition. (MT)

An excerpt is presented from a book offering fitness exercises for people with disabilities. The author reviews specific medical considerations of Down's Syndrome and examines nutritional concerns as well as precautions for a program of general exercise. (Author/CL)

The physiologic and metabolic adjustments of the body to a single endurance exercise session are analyzed in terms of the respiratory system, the cardiovascular system, and oxygen delivery to the muscles. Patients with cardiorespiratory and neuromuscular diseases are compared to normal individuals. (Author/MT)