Thursday-Abstracts
Thursday-Abstracts
Thursday-Abstracts
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Official Journal of the American College of Sports Medicine<br />
1574 Board #166 May 30, 2:00 PM - 3:30 PM<br />
Effect Of a Very Low-calorie diet On Weight Loss and<br />
selected Measures Of Physical health<br />
Andy Matthews 1 , Jordan Glenn 1 , Casey Sams 2 , Robert Feezell 2 ,<br />
Matt Ganio 1 . 1 University of Arkansas, Fayetteville, AR. 2 New<br />
Directions Weight Loss, Bentonville, AR. (Sponsor: Stavros<br />
Anastassios Kavouras, FACSM)<br />
(No relationships reported)<br />
American obesity rates have dramatically increased with multiple theories and factors<br />
considered to contribute to this epidemic. Research indicates that controlled caloric<br />
restriction can lead to weight loss and improved physical health, but limited data<br />
is available on the effect of a very low-calorie diet (VLCD) on body mass loss and<br />
standard health measures.<br />
PurPOsE: The purpose of this study was to determine the effect of a physician<br />
supervised VLCD on weight loss and selected measures of physical health.<br />
METhOds: Twenty-one males (47±13 years, 158±7 cm) and forty-five females<br />
(44±13 years, 144±5 cm) participated in a meal replacement VLCD program (1,000<br />
and 600 kcal/day, respectively). Prior to starting the VLCD, subjects were evaluated<br />
on body mass, percent body fat (BF; bioelectrical impedance analysis), triglycerides<br />
(TRY), cholesterol (CHOL), and blood glucose (BG) levels. Follow-up measures were<br />
taken after 12 and 24 weeks of being on the VLCD. Due to scheduling, not all subjects<br />
participated at all time-points. Repeated measures analysis of variance (ANOVA) tests<br />
were performed to compare changes from base line to 12 weeks and from 12 to 24<br />
weeks.<br />
rEsuLTs: Significant reductions in body mass (112.3±4.3 vs 94.1±3.5 kg, n =24),<br />
BF (36.2±1.0 vs 29.6±1.2 %, n =23), TRY (161.7±27.5 vs 77.4±8.0 mg/dL, n =12),<br />
and CHOL (191.2±18.1 vs 152.7±12.2 mg/dL, n=12) occurred from baseline to 12<br />
weeks, respectively (all p