Three trials, using a total of 1,320 male broilers, were conducted to study the effect of air velocity at 125 m/min on body weight gain and feed: gain. The broilers were placed on litter in pens in a wind tunnel or on litter in floor pens with conventional cross ventilation when 4 wk old. Except for air velocity, the conditions in the floor pens and the tunnel were the same. In Trials 1 and 2, ...

anthropometric parameters are an important indicator of health and nutritional status comprising the whole span of mans life. however, they are not of the same degree of simplicity and sensitivity in assessing the public health status. during recent decades many studies have attempted to examine the relationships of these measurements in order to present simple alternatives for similar purposes...

BACKGROUND Weight loss may contribute to the loss of lean mass with age. OBJECTIVE The objective was to evaluate the relation between weight loss or weight gain and changes in lean mass and fat mass in older adults. DESIGN We observed changes in weight and body composition during a 4-y period in 2163 men (47%) and women (53%) aged 70-79 y in the Health, Aging and Body Composition Study coho...

Both overweight or obesity and cigarette smoking are relevant risk factors for public health. Cigarette smoking is associated with lower body weight while smoking cessation is associated with weight gain. Most smokers who quit experience a weight gain, particularly within one year, and it may persist up to 8 years after smoking cessation. However, only a minority of quitters gain excessive weig...

aim: this study focuses on the impact of contraceptive methods on weight gain among female athletes. clinical studies confirm that weight gain is often considered a side effect of hormonal contraceptives and many women think that an association exists; this is while, sports medicine and injuries’ studies report that this effect is still unclear. this comparative study was designed to dwell on t...