Exercise and Activity in Obesity Management Mark Young, Bkin, CK.
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Exercise and Activity in Obesity Management Mark Young, Bkin, CK
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Transcript of Exercise and Activity in Obesity Management Mark Young, Bkin, CK.
Exercise and Activity in Obesity
ManagementMark Young, Bkin, CK
Exercise and Calorie Expenditure
- Average person burns ~ 5-10 calories / minute during exercise
- Equals approximately 300-600 calories per hour of activity
- 1 pound of fat = 3500 calories
- To burn 1 pound of fat = 5.8-11.7 hours of exercise per week
- This amounts to 50-100 minutes per day!!!
-7.0 -5.0 -3.0 -1.0 1.0
Exercise and Weight Loss
Wing. Med Sci Sports Exerc 1999;31(suppl):S547.
*P<0.05 vs control group
Duration of each study ranged from 4 to 12 months.
Stefanick 1998
Stefanick 1998a
Anderssen 1995
Hammer 1989
Verity 1989
Rönnemaa 1988
Wood 1988
Wood 1983
Weight loss (kg)
Control Group
Exercise Group
**
**
-15 -10 -5 0
Exercise and Weight Loss
*P<0.05 vs diet-only group.
Wadden 1997
Ross 1996
Marks 1995
Ross 1995
Blonk 1994
Sweeney 1993
Bertram 1990
Weight loss (kg) Diet Only
Diet + Exercise
*
Wing RR. Med Sci Sports Exerc. 1999;31(suppl):S547-S552.
Each study ranged from 4 to 6 months.
0
5
10
15
20
25
30
35
Exercise and Fat-Free Mass
Diet Only
Loss
of F
at-F
ree
Mas
s(%
Tot
al W
eigh
t Los
s)
Diet PlusPhysical Activity
Men
Women
*P<0.05
Reprinted with permission from Int J Obes Relat Metab Disord, Ballor and Poehlman;18:35. Copyright 1994 Macmillan Publishers Ltd.
0
20
40
60
80
100
Exercise and Weight Maintenance
Not Maintained
Sub
ject
s E
xerc
isin
g (%
)
P<0.001
Weight Loss PatternMaintained
Reprinted with permission by the American Journal of Clinical Nutrition. © Am J Clin Nutr. American Society for Clinical Nutrition.
But what if it isn’t all just about weight?
Exercise and Visceral Fat
Exercise and Waist Circumference
Exercise and Body Composition
Exercise and Cardiovascular Risk
Exercise and Cardiovascular Fitness
Summary
- Exercise has a modest effect on weight loss
- Exercise plays a key role in maintenance of fat free mass and weight maintenance
Summary
- Exercise (even with little weight loss) can have positive effects on Diabetes, hypertension, visceral fat, functional capacity, cardiovascular fitness, and other obesity related comorbidities.
- These benefits can be had in as little as 150 minutes per week split between aerobic and resistance training.
