Be Active
(without wasting time)

The human body was designed to be moving and working throughout the day. Sitting for long periods in an automobile, at a desk, or on the couch is an unnatural situation. It should not be surprising, then, that regular physical activity has many health benefits.1,2 These include an improved chance of a longer life with better flexibility and posture, better memory,3 greater self-esteem, healthier bones and joints, greater muscle strength and endurance, and a more attractive physique, with a lower risk of heart disease, high blood pressure, type 2 diabetes, osteoporosis, obesity, dementia (Alzheimer's),4 and certain types of cancer. Exercise can reduce depression and anxiety,5,6,7 improve sexual response in women, and help prevent sexual dysfunction in men.8 It is also vital to maintaining a healthy weight.9

Dedicate 30 or more minutes a day to focused exercise

At least 30 minutes of moderate exercise 5 or more days per week, in addition to your regular activities, is recommended for basic health. Up to 90 minutes a day may be needed to attain or maintain a healthy body weight.9 The daily exercise may be done all at once or divided into smaller blocks. Twenty minutes of vigorous exercise may be substituted for every 30 minutes of moderate exercise. Either is enough to burn about 150 Calories.10,11,1

Getting 30 minutes of moderate exercise may be as simple as taking a brisk walk during your lunch hour. Other options include hiking, light weight training or calisthenics, yoga, playing frisbee, moderate effort on a rowing machine, shooting baskets, juggling, recreational swimming, horse-back riding, slow bicycling, playing actively with children, golfing without use of a cart, vacuuming, raking leaves or mowing a lawn. Vigorous exercise might include chopping wood, doubles tennis, fast ballroom or square dancing, fast bicycling, water or downhill skiing, hiking hills, swimming laps, jogging, jumping rope, aerobics, heavy weight lifting, or competitive basketball.12,13,14

Do it with a friend

Exercising with your spouse or other friend will make it more enjoyable and help you stay with it.

Make daily tasks more physical

Take stairs instead of elevators. Walk instead of drive, or park a little distance from your destination and walk the rest of the way. Use a vacuum cleaner and lawnmower that are not self-propelled.

Limit television and video games to 1 day per week

People who spend a lot of time watching television are more likely to be obese than moderate viewers or non-viewers. A study of over 3,500 successful weight-loss maintainers (weight losses of over 60 pounds maintained for over 6 years) revealed that they watched television an average of less than 3 hours per week.15 Television takes time away from active recreation, burns very few calories, and leaves you feeling less energetic. Television viewing can also be addictive, so cutting back may be very diffucult at first, but with time other activities become will more enjoyable and the television viewing will rarely be missed. Limiting television to one day a week will facilitate your attempts to get more physical activity and form good eating habits.16

Enjoy physical recreation

Select a fun activity that keeps your body moving, such as aerobics, badminton, baseball, basketball, baton twirling, bicycling, cross-country skiing, dancing, diving, football, gardening, gymnastics, handball, hiking, ice skating, jogging, martial arts, mountain biking, racquetball, rock climbing, rollerblading, rowing, running, skateboarding, snorkelling, snow skiing, snowboarding, soccer, softball, surfing, swimming, table tennis, tennis, volleyball, walking, water polo, water skiing, weight training, or windsurfing.


1'Chapter 4: physical activity' at Dietary Guidelines for Americans 2005 (www.health.gov).
2 'Physical Activity: why is physical activity important?' at MyPyramid.gov (2006).
3'Jogging may make you smarter: study' Reuters Health Information (December 28, 2001) .
4'Exercise is associated with reduced risk for incident dementia among persons 65 years of age and older' by Eric B. Larson et al., Annals of Internal Medicine 144:73-81,135-136 (2006).
5'Effects of acute exercise on mood and well-being in patients with major depressive disorder' by John B. Bartholomew et al., Medicine & Science in Sports & Exercise 37:2032-2037 (2005).
6'Exercise treatment for major depression: maintenance of therapeutic benefit at 10 months'by Michael Babyak et al., Psychosomatic Medicine 62:633-638 (2000).
7'Changes in depressed mood associated with 10 weeks of moderate cardiovascular exercise in formerly sedentary adults' by J. J. Annesi, Psychological Reports 96:855-862 (2005).
8'Studies show exercise can improve your sex life' at American Council on Exercise: Fit Facts (www.acefitness.org/fitfacts) (2006).
9'The evolution of physical activity recommendations: how much is enough?' by Steven N. Blair, Michael J. LaMonte and Milton Z. Nichaman, American Journal of Clinical Nutrition 79:913S-920S (2004).
10'Physical activity for everyone: recommendations' at Centers for Disease Control and Prevention (www.cdc.gov) (2006).
11 'Physical Activity: How much physical activity is needed?' at MyPyramid.gov (2006).
12 'Exercise' at Harvard School of Public Health: Nutrition Source (www.hsph.harvard.edu/nutritionsource) (2006).
13'Physical activity for everyone: recommendations: how active do adults need to be to gain some benefit?' at Centers for Disease Control and Prevention (www.cdc.gov) (2006).
14 'What is physical activity?'at MyPyramid.gov (2006).
15'Behavioral interventions for obesity: recognizing our progress and future challenges' by R. R. Wing, Obesity Research 11:3S-6 (2003).
16'Television addiction is no mere metaphor' by Robert Kubey and Mihaly Csikszentmihalyi, Scientific American 286:74-80 (2002).

© 2007

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