Physical activity

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Physical activity or exercise, refers to the process of burning calories using skeletal muscles of the body usually in the form of exercise or other physical activity.

Activities of daily living

Those activities that are considered to be essential functions of a personals daily life such as going to the bathroom, cooking, eating, and other routine activities are considered ADL's or activities of daily living.


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What is the recommended physical activity for Americans?

  • It is recommended that Americans accumulate at least 30 minutes (adults) or 60 minutes (children) of moderate physical activity most days of the week. More may be needed to prevent weight gain, to lose weight, or to maintain weight loss.
  • Less than 1/3 of adults engage in the recommended amounts of physical activity.
  • Many people live sedentary lives; in fact, 40% of adults in the United States do not participate in any leisure time physical activity.
  • 43% of adolescents watch more than 2 hours of television each day.

Physical activity is important in preventing and treating overweight and obesity and is extremely helpful in maintaining weight loss, especially when combined with healthy eating.

Role of diet for weight loss

It is important to realize that exercise only works in combination with a restricted diet for weight loss as exercise alone is pretty useless for weight loss.

Obesity trends

According to the CDC, up to 70 percent of the population are either overweight or obese. WikiMD brings the latest science and art of treating obesity moderated by a Weight loss doctor

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Miles to walk to lose one pound

How many miles to lose one pound of body fat? For an average person, it takes about 18 miles to walk to lose one pound of fat. So, if you have 50 extra pounds of body weight, it takes about 940 mils of walking. However, due to the appetite stimulating effect of exercise, most people usually compensate by consuming a bit more calories when they exercise. This is the principal reason why most studies have shown exercise is not a very useful tool] on its own to lose weight.

Benefits of physical activity

Physical exercise is basic for accomplishing optimal health at each stage in life and centered to prevention programs and principles at every grade. While numerous of us recognize that active dwelling is key to coming to and maintaining a healthy heaviness, the long-term health benefits of normal personal undertaking continue far beyond a number on a scale. Being physically active can reduce the risk of unsafe chronic conditions such as heart disease, certain cancers, high blood force, and type2 diabetes regardless of age, race/ethnicity, weight,or personal ability.1 Still, many of us do not get the physical activity or exercise we need to enjoy a healthy, long life.In the joined States, an estimated one out of every 10premature killings is associated with physical inactivity.

How much exercise is needed for health for adults

  • According to the US Surgeon General, adults need about 2.5 hours of physical activity each week, or about 30 minutes per day for five or more days each week.
  • An interesting recent study, however, showed that, if you do intense activity of as little as just 4 minutes at least 3 times a week, you can hope to maintain good physical fitness. I,e, 12 minutes of physical activity of intense nature is all you need for fitness purposes in 3 short 4 minute periods spread over the week.

How long do the benefits of exercise last?

Let us say you exercise today, how long do you see the benefits? For most practical purposes, such as cardiovascular benefits and reducing insulin resistance, the benefits of exercise last about 48 hours, so you need to exercise at least every other day!

Children and physical activity

  • Kids or young people aged 6–17 years need at least one hour of daily physical activity.
  • Regular physical activity should include a variety of moderate and vigorous activities, as well as muscle-strengthening activities

Running for weight loss

Running is a form of physical activity that burns calories at a higher pace than walking and has cardiovascular benefits as it increases the heart rate.

Physical activity statistics in the United States

According to the BRFSS survey conducted by the Centers for Disease Control in 2012 in the United States with the question: During the past month, did you participate in any physical activity?

State: Yes No
Nationwide (States, DC, and Territories) 76.9 23.1
Nationwide (States and DC) 77.1 22.9
Alabama 72.8 27.2
Alaska 81.5 18.5
Arizona 77.4 22.6
Arkansas 68.5 31.5
California 80.8 19.2
Colorado 83.0 17.0
Connecticut 77.9 22.1
Delaware 76.5 23.5
District of Columbia 82.6 17.4
Florida 76.7 23.3
Georgia 76.4 23.6
Guam 72.4 27.6
Hawaii 81.3 18.7
Idaho 79.7 20.3
Illinois 78.2 21.8
Indiana 74.1 25.9
Iowa 76.9 23.1
Kansas 77.1 22.9
Kentucky 70.3 29.7
Louisiana 70.1 29.9
Maine 79.1 20.9
Maryland 76.9 23.1
Massachusetts 80.2 19.8
Michigan 76.7 23.3
Minnesota 82.5 17.6
Mississippi 69.2 30.8
Missouri 75.3 24.7
Montana 79.5 20.5
Nebraska 79.0 21.0
Nevada 78.7 21.3
New Hampshire 80.0 20.0
New Jersey 75.1 24.9
New Mexico 78.2 21.8
New York 75.3 24.7
North Carolina 75.1 24.9
North Dakota 76.2 23.8
Ohio 74.7 25.3
Oklahoma 71.7 28.3
Oregon 83.7 16.3
Pennsylvania 76.5 23.5
Puerto Rico 57.6 42.5
Rhode Island 76.5 23.6
South Carolina 74.9 25.1
South Dakota 77.5 22.5
Tennessee 71.4 28.6
Texas 72.8 27.2
Utah 83.5 16.6
Vermont 82.8 17.2
Virginia 77.5 22.5
Washington 81.0 19.0
West Virginia 69.0 31.0
Wisconsin 79.7 20.4
Wyoming 78.9 21.1

Percentage of adults in USA participating in the recommended 150 minutes of aerobic physical activity per week by race in 2011.

Region/State % Total All Races % White % Black % Hispanic % Other
US 51.6 54 46.4 44.3 47.7
Alabama 42.4 43.1 40.6 37.9 44.6
Alaska 57.9 62 N/A 46.5 48.5
Arizona 52.3 56.5 55.2 42.7 51.1
Arkansas 45.7 45.5 48.8 41.9 47.7
California 58.2 65.3 56.4 50 54.2
Colorado 61.8 64.8 56 52.5 56.5
Connecticut 52.6 56 46.6 36.6 43.7
Delaware 48.5 49.7 46.4 51.1 32.2
District of Columbia 57.6 70.3 48.8 45.7 60.9
Florida 52.8 57.5 43.2 45.8 53.4
Georgia 50.7 53.4 48.3 36.7 50
Hawaii 58.5 66.1 N/A 56 52.7
Idaho 57.2 57.9 N/A 48.4 53.8
Illinois 51.7 53.8 49.1 45.9 43.3
Indiana 46 46.4 43.9 39.6 49.7
Iowa 47.6 48 54.5 37.7 43.7
Kansas 46.8 48.1 39.1 37.4 47.4
Kentucky 46.8 47.4 38.8 52.1 44.6
Louisiana 42 43.6 39.8 36.8 30.4
Maine 56.7 56.9 47.1 57.3 55.5
Maryland 48.7 50.9 44.7 47.1 44.1
Massachusetts 56.3 58.4 54.4 44.1 47.3
Michigan 53.5 55.4 44.3 44.1 53.4
Minnesota 54 55.4 43.4 40.3 47.6
Mississippi 40 42.5 35 33.4 41.6
Missouri 49.5 50.8 43.5 39.5 45.4
Montana 55.3 55.3 N/A 49 52.8
Nebraska 49 50.6 36.5 38.1 43.1
Nevada 52.6 56.6 48.2 45.6 47.6
New Hampshire 56.1 56.7 N/A 42.9 46.7
New Jersey 53.3 56.9 50.8 43.7 47.9
New Mexico 52.2 55.5 60.4 47.3 55.5
New York 51.5 54.5 46.4 47.3 45.4
North Carolina 46.8 49.6 38.9 41.5 44.3
North Dakota 47.3 47.4 N/A 48.6 49.4
Ohio 51.6 52.4 47.5 45 47.7
Oklahoma 44.8 45.7 46.5 37.3 41.5
Oregon 61.1 62.6 N/A 52.2 56
Pennsylvania 49.4 49.9 47.6 44.6 52.9
Rhode Island 48.7 51.1 41.5 34.7 44.9
South Carolina 50 53.1 43 50.7 43.3
South Dakota 46.1 46.4 N/A 34.5 44.9
Tennessee 39 39.4 32.4 46.7 56.6
Texas 48.2 51.7 48.5 43.1 45.3
Utah 55.8 57.3 47.3 46.5 54.4
Vermont 59.2 59.6 N/A 49.5 46
Virginia 52.4 55.8 42.6 39.5 58.1
Washington 54.2 56.5 41.9 39.3 54.6
West Virginia 43 42.9 42.4 46.2 52.1
Wisconsin 57.4 58.7 47.1 43.4 52
Wyoming 53.1 54.1 N/A 44.9 50.5

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