Physician tool kit: questions your patients are likely to ask about exercising

 

Here are some questions about physical activity the ICAA recommends you discuss with your older patients:

  1. Can I exercise?
    Answer   Tools
  2. What kind of exercise can I do?
    Answer   Tools
  3. How often can I do this exercise?
    Answer   Tools
  4. How intensely can I do this exercise?
    Answer   Tools
  5. How long should I exercise for?
    Answer   Tools
  6. How do I know when to progress?
    Answer   Tools
  7. Do I need any type of test beforehand?
    Answer   Tools
  8. Should my exercise program be supervised or unsupervised?
    Answer   Tools
  9. Can you refer me to a qualified trainer or facility?
    Answer   Tools
  10. Are you familiar with guidelines for exercise from the Centers for Disease Control and Prevention (CDC) or American College of Sports Medicine (ACSM)?
    Answer   Tools
  11. What do these exercise terms mean?
    Answer (glossary of terms)
  12. Additional questions
    Additional answers
A recent study found that patients who had been asked about their exercise program, or lack of one, reported being more active than those who were never asked (CDC, 2002).

This simple, yet promising, intervention is just one of many that primary care practices can include. Other practices could be patient goalsetting, written exercise prescriptions, individually tailored physical activity regimens, and mailed or telephone follow-up.

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Answers

1. Can I exercise?
Regular physical activity has beneficial effects on most (if not all) organ systems, and consequently it prevents a broad range of health problems and diseases. Physical activity in older persons produces three types of health benefits:

    It can reduce the risk of developing chronic diseases such as heart disease.

    It can aid in the management of active problems such as high blood pressure, diabetes, obesity, or high cholesterol.

    It can improve the ability to function and stay independent in the face of active problems like lung disease or arthritis.

Although the benefits of physical activity increase with more frequent or more intense activity, substantial benefits are evident even for those who report only moderate levels of activity—i.e. washing a car for 60 minutes, raking leaves for 30 minutes, or brisk walking or swimming for 20 minutes. All the benefits of physical activity are especially important for older men and women, since they are more likely to develop chronic diseases and are more likely to have conditions such as arthritis that can affect their physical function.
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Regular physical activity has beneficial effects on a variety of health outcomes—effects that are supported by consistent scientific evidence. These include:

  • Lower overall mortality. Benefits were greatest among the most active persons, but were also evident for individuals who reported only moderate activity
  • Lower risk of coronary heart disease. The cardiac risk of being inactive is comparable to the risk from smoking cigarettes
  • Lower risk of colon cancer
  • Lower risk of diabetes
  • Lower risk of developing high blood pressure. Exercise also lowers blood pressure in individuals who have hypertension
  • Lower risk of obesity
  • Improved mood and relief of symptoms of depression
  • Improved quality of life and improved functioning
  • Improved function in persons with arthritis
  • Lower risk of falls and injury
Research is less consistent on some of the additional possible benefits of physical activity:
  • Lower risk of breast cancer
  • Prevention of bone loss and fracture after menopause.
  • Lower risk of developing depression
  • Improved quality of sleep

Research studies have demonstrated these benefits in both middle-aged and older persons, and in men and women.
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Because these chronic diseases increase with age, older persons may benefit even more than those in middle-age from physical activity. A recent study of older men in Baltimore demonstrated that leisure time activity was more important for protecting against heart disease in men over 65 than in younger men (Talbot, Morrell, Metter et al., 2002).

Of great importance to older adults, regular physical activity sustains the ability to live independently. Research has shown that virtually all older adults can benefit from regular physical activity. In particular, the mobility and functioning of frail and very old adults can be improved by regular physical activity. The large potential ability of regular physical activity to prevent chronic diseases and sustain active living means that an active lifestyle is a key component of healthy and successful aging.

In those older adults with chronic diseases, physical activity can play an important role in treatment. Physical activity is effective in treating cardiovascular disease, high blood pressure, high cholesterol, chronic lung disease, diabetes, obesity, and osteoarthritis.

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2. What kind of exercise can I do?

Cardiovascular
According to the Agency for Healthcare Research and Quality and the Centers for Disease Control, substantial health benefits occur with a moderate amount of activity (e.g., at least 30 minutes of brisk walking) on 5 or more days of the week. Additional health benefits can be gained through longer duration of physical activity or more vigorous activity. Brief episodes of physical activity, such as 10 minutes at a time, can be beneficial if repeated.

Previously sedentary older adults who begin physical activity programs should start with short intervals of moderate physical activity (5-10 minutes) and gradually build up to the desired amount.
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Strength
Older persons can benefit further from activities aimed at building or maintaining muscle strength and balance. A recent review of individually tailored programs for elderly people demonstrated that programs to build muscle strength, improve balance, and promote walking significantly reduced falls in older persons (Gillespie, Gillespie, Robinson et al., 2002). Experts recommend that older adults should participate at least 2 days a week in strength training activities that improve and maintain muscular strength and endurance. Older adults should also perform physical activities that enhance and maintain flexibility. However, older adults are sensitive to the effects of physical activity, and even small amounts of activity are healthier than a sedentary lifestyle.

Stretching
According to the National Institute on Aging, stretching exercises gives older adults more freedom of movement to do the things they need to do and the things they like to do. Stretching exercises alone can improve flexibility, but will not improve endurance or strength.

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3. How often can I do this type of exercise?

Cardiovascular
According to the Agency for Healthcare Research and Quality and the Centers for Disease Control, substantial health benefits occur with a moderate amount of activity on 5 or more days of the week. Brief episodes of physical activity, such as 10 minutes at a time, can be beneficial if repeated.

Strength training
The National Institute on Aging suggests older adults do strength exercises for all their major muscle groups at least twice a week. Patients should not do strength exercises of the same muscle group on any 2 days in a row.

Depending on their condition, individuals might need to start out using as little as 1 or 2 pounds of weight, or no weight at all. The tissues that bind the structures of the body together need to adapt to strength exercises.

A minimum of weight should be used in the first week, then gradually increased. Starting out with weights that are too heavy can cause injuries.
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People should gradually add a challenging amount of weight in order to benefit from strength exercises. If the muscles are not challenged, they won't benefit from strength exercises.

When doing a strength exercise, people should do 8-15 repetitions in a row, wait a minute, then do another set of 8-15 repetitions of the same exercise. Multiple sets may provide greater benefits if time allows.

Note: remember that you should complete each repetition in proper form, using the "two-up, four-down" count.

It should feel somewhere between hard and very hard (15-17 on the Borg scale) for someone to lift or push the weight. It should not feel very, very hard. If patients can't lift or push a weight 8 times in a row, they should reduce the amount of weight. If you can lift a weight more than 15 times in a row, they should increase the amount of weight.
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Stretching
If patients can't do endurance or strength exercises for some reason, and stretching exercises are the only kind they can do, they should do them at least 3 times a week, for at least 20 minutes each session.

  • Stretching exercise should be done 3-5 times at each session.
  • Individuals should slowly stretch into the desired position, as far as possible without pain, and hold for 10-30 seconds. They should relax, then repeat, trying to stretch farther.

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4. How intensely can I do this exercise?

Cardiovascular
According to the Centers for Disease Control and Prevention, sedentary persons can begin with brief episodes and gradually increase the duration or intensity of activity.
Higher intensity activities require less time spent. Lower intensity activities require more time spent.

Starting at a lower level of effort and increasing gradually is especially important if those who have been inactive for a long time. It may take months to go from a very long-standing sedentary lifestyle to doing some of the activities suggested in this section.

Light-intensity activities

  • Walking slowly
  • Golf, powered cart
  • Swimming, slow treading
  • Gardening or pruning
  • Bicycling, very light effort
  • Dusting or vacuuming
  • Conditioning exercise, light stretching or warm-up

Moderate-intensity activities

  • Walking briskly
  • Golf, pulling or carrying clubs
  • Swimming, recreational
  • Mowing lawn, power motor
  • Tennis, doubles
  • Bicycling 5-9 mph, level terrain, or with a few hills
  • Scrubbing floors or washing windows
  • Weight lifting, machines or free weights

Vigorous-intensity activities

  • Racewalking, jogging or running
  • Swimming laps
  • Mowing lawn, hand mower
  • Tennis, singles
  • Bicycling more than 10 mph, or on steep uphill terrain
  • Moving or pushing furniture
  • Circuit training
Strength training
It should feel somewhere between hard and very hard (15-17 on the Borg scale) for someone to lift or push the weight. It should not feel very, very hard. If patients can't lift or push a weight 8 times in a row, they should reduce the amount of weight. If you can lift a weight more than 15 times in a row, they should increase the amount of weight.

Stretching
Stretching should never hurt. It may feel slightly uncomfortable, but not painful. Older adults should try to stretch farther, but not so far that it hurts.

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5. How long should I exercise for?

Cardiovascular
According to the Agency for Healthcare Research and Quality and the Centers for Disease Control, substantial health benefits occur with a moderate amount of activity (e.g., at least 30 minutes of brisk walking) on 5 or more days of the week. Additional health benefits can be gained through longer duration of physical activity or more vigorous activity. Brief episodes of physical activity, such as 10 minutes at a time, can be beneficial if repeated. Sedentary persons can begin with brief episodes and gradually increase the duration or intensity of activity.

Strength training
The National Institute on Aging suggests older adults do strength exercises for all their major muscle groups at least twice a week.

Stretching

Stretching exercise 3-5 times at each session.

Individuals should slowly stretch into the desired position, as far as possible without pain, and hold for 10-30 seconds. They should relax, then repeat, trying to stretch farther.

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6. How do I know when to progress?

Cardiovascular
The National Institute on Aging recommends progress once you build up the amount of time they spend doing endurance activities, then build up the difficulty of their activities later. Example: The individuals should gradually increase their time to 30 minutes over several days to weeks (or even months, depending on their condition) by walking longer distances, then start walking up steeper hills or walking more briskly.

Strength training
After the first week or so of strength training, older adults should start doing each exercise with weights they can lift at least 10 times with only moderate difficulty. (If a given exercise seems too difficult—if they cannot do at least eight repetitions—then the weight they are are using is too heavy and they need to scale back.)

After two weeks of strength training, individuals should reassess the difficulty of each exercise with their current level of weights. They may start doing the overhead press with one-pound dumbbells, for example. By the end of the second week, they exercise may feel too easy—that is, they can easily lift the one-pound dumbbell through the full range of motion and in proper form more than 12 times. They should now step up their weights to two-or three-pound dumbbells and see how the exercise feels at the new weight level.
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Questions your older patients can ask themselves about their strength training

1. Were you able to complete two sets of 10 repetitions in good form?

No: reduce the weight to an amount that you can lift 10 times in good form; rest for one or two minutes, then repeat for a second set.
Yes: please continue to question two.

2. After completing 10 repetitions, do you need to rest because the weight is too heavy to complete more repetitions in good form?

Yes: you are working at the proper intensity and should not increase weight.
No: please continue to questions three and four to determine how to safely increase the intensity of your workout.
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3. Could you have done a few more repetitions in good form without a break?

Yes: if you can do only a few more repetitions (not the entire next set of 10 without a break), then at your next workout you should do the first set of repetitions with your current weight and your second set with the next weight up. For example, if you're currently using one-pound dumbbells, use two- or three-pound dumbbells for your second set.

4. Could you have done all 20 repetitions at one time, without a break?

Yes: at your next session, use a heavier weight for both sets of repetitions.

Note: remember that you should complete each repetition in proper form, using the "two-up, four-down" count.

Flexibility
Older adults can progress in their stretching exercises, but stretching should never hurt. It may feel slightly uncomfortable, but not painful. Individuals should try to stretch farther, but not so far that it hurts.

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7. Do I need any type of test beforehand?

Most older adults, regardless of age or condition, will do just fine in increasing their physical activity. According to the National Institute on Aging, you should get tested if you display any of the following:
  • Chest pain
  • Irregular, rapid, or fluttery heart beat
  • Severe shortness of breath
  • Significant, ongoing weight loss that hasn't been diagnosed
  • Infections, such as pneumonia, accompanied by fever
  • Fever, which can cause dehydration and a rapid heart beat
  • Acute deep-vein thrombosis (blood clot)
  • A hernia that is causing symptoms
  • Foot or ankle sores that won't heal
  • Joint swelling
  • Persistent pain or a problem walking after a fall
  • Certain eye conditions, such as bleeding in the retina or detached retina. Before exercising after a cataract or lens implant, or after laser treatment or other eye surgery, a patient should check with his or her physician.

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8. Should my exercise program be supervised or unsupervised?

According to the National Institute on Aging, most older people can exercise just fine on their own, without advice from a fitness instructor. Some have special needs and may want to consult a professional.

Instructors who aren't trained to work specifically with older adults might not be aware of their needs. For example, they might not know that certain conditions or medications can change older people's heart rates or that people with osteoporosis risk spine fractures if they do some types of forward-bending exercises incorrectly.

Older adults who consult a fitness professional should ask for their credentials. Instructors who are qualified to work with older people should have no problem sharing their credentials with them. Also individuals should ask about expense. Costs vary, and insurance plans differ as to what kinds of services they will cover.


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9. Can you refer me to a qualified facility?

The ICAA age-friendly fitness and wellness facility locator and patient referral program was designed to address this issue. The ICAA program offers older adults a variety of settings within organizations that are better suited to meet their needs. To find a ICAA age-friendly facility near you, click here. The site goes live October 1, 2004.

In areas without ICAA-designated facilities, download the ICAA's check list (PDF) on how to choose an age-friendly fitness facility. This valuable tool will help your older patients find the right facility for them.

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10. Are you familiar with guidelines for exercise from the CDC or ACSM?

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