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Obesity and Nutrition |
The American Public Health Association announced
its support for the new dietary guidelines for Americans released
today by the U.S. Department of Health and Human Services and the
U.S. Department of Agriculture. “The revised dietary guidelines
provide sound science-based advice for promoting health and reducing
risk for major chronic diseases through diet and physical activity,”
said Georges C. Benjamin, MD, FACP, executive director of the American
Public Health Association. “The release of the updated guidelines
represents a valuable step in addressing the nutritional health of
the nation. Now the hard part is putting these recommendations into
action.” The guidelines, which are reviewed, updated and released
by HHS and USDA every five years, contain the latest nutritional and
dietary guidance for the general public and are considered the foundation
on which national nutrition programs and policies are based. The guidelines
also provide a platform for reducing health disparities and addressing
environmental changes that can influence the public’s ability
to follow dietary guidance.
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Overweight and obesity have reached nationwide
epidemic proportions. Both the prevention and treatment of overweight
and obesity and their associated health problems are important public
health goals. To achieve these goals, the Surgeon General’s
Call To Action To Prevent and Decrease Overweight and Obesity is committed
to five overarching principles: Promote the recognition of overweight
and obesity as major public health problems. Assist Americans in balancing
healthful eating with regular physical activity to achieve and maintain
a healthy or healthier body weight. Identify effective and culturally
appropriate interventions to prevent and treat overweight and obesity.
Encourage environmental changes that help prevent overweight and obesity.
Develop and enhance public-private partnerships to help implement
this vision.
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Many Americans consume more calories than they need without meeting
recommended intakes for a number of nutrients. This circumstance means
that most people need to choose meals and snacks that are high in
nutrients but low to moderate in energy content; that is, meeting
nutrient recommendations must go hand in hand with keeping calories
under control. Doing so offers important benefits—normal growth
and development of children, health promotion for people of all ages,
and reduction of risk for a number of chronic diseases that are major
public health problems.
Based on dietary intake data or evidence of public health problems,
intake levels of the following nutrients may be of concern for:
Adults: calcium, potassium, fiber, magnesium, and vitamins A (as
carotenoids), C, and E,
Children and adolescents: calcium, potassium, fiber, magnesium,
and vitamin E,
Specific population groups (see below): vitamin B12, iron, folic
acid, and vitamins E and D.
At the same time, in general, Americans consume too many calories
and too much saturated and trans fats, cholesterol, added sugars,
and salt.
KEY RECOMMENDATIONS
Consume a variety of nutrient-dense foods and beverages within and
among the basic food groups while choosing foods that limit the
intake of saturated and trans fats, cholesterol, added sugars, salt,
and alcohol.
Meet recommended intakes within energy needs by adopting a balanced
eating pattern, such as the USDA Food Guide or the DASH Eating Plan.
Key Recommendations for Specific Population Groups
People over age 50. Consume vitamin B12 in its crystalline form
(i.e., fortified foods or supplements).
Women of childbearing age who may become pregnant. Eat foods high
in heme-iron and/or consume iron-rich plant foods or iron-fortified
foods with an enhancer of iron absorption, such as vitamin C-rich
foods.
Women of childbearing age who may become pregnant and those in the
first trimester of pregnancy. Consume adequate synthetic folic acid
daily (from fortified foods or supplements) in addition to food
forms of folate from a varied diet.
Older adults, people with dark skin, and people exposed to insufficient
ultraviolet band radiation (i.e., sunlight). Consume extra vitamin
D from vitamin D-fortified foods and/or supplements.
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Physical Activity |
Engage in regular physical activity and reduce sedentary activities
to promote health, psychological well-being, and a healthy body weight.
To reduce the risk of chronic disease in adulthood: Engage in at least
30 minutes of moderate-intensity physical activity, above usual activity,
at work or home on most days of the week.
For most people, greater health benefits can be obtained by engaging
in physical activity of more vigorous intensity or longer duration.
To help manage body weight and prevent gradual, unhealthy body weight
gain in adulthood: Engage in approximately 60 minutes of moderate-
to vigorous-intensity activity on most days of the week while not
exceeding caloric intake requirements.
To sustain weight loss in adulthood: Participate in at least 60 to
90 minutes of daily moderate-intensity physical activity while not
exceeding caloric intake requirements. Some people may need to consult
with a healthcare provider before participating in this level of activity.
Achieve physical fitness by including cardiovascular conditioning,
stretching exercises for flexibility, and resistance exercises or
calisthenics for muscle strength and endurance.
Key Recommendations for Specific Population Groups
Children and adolescents. Engage in at least 60 minutes of physical
activity on most, preferably all, days of the week.
Pregnant women. In the absence of medical or obstetric complications,
incorporate 30 minutes or more of moderate-intensity physical activity
on most, if not all, days of the week. Avoid activities with a high
risk of falling or abdominal trauma.
Breastfeeding women. Be aware that neither acute nor regular exercise
adversely affects the mother's ability to successfully breastfeed.
Older adults. Participate in regular physical activity to reduce functional
declines associated with aging and to achieve the other benefits of
physical activity identified for all adults.
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