What does the Medical Society for Sports Medicine present?
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The latest evidence-based research on cardiovascular participation screening in athletes.
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What does the Medical Society for Sports Medicine present?
The latest evidence-based research on cardiovascular participation screening in athletes.
What is the relationship between physical activity and health according to the reports?
Some activity is better than none, and more activity, up to a point, is better than less.
How much vigorous intensity aerobic activity should adults aim for to gain additional health benefits?
150 minutes per week or more.
What organizations issued landmark publications on physical activity and health over 20 years ago?
The American College of Sports Medicine (ACSM) and the Centers for Disease Control and Prevention (CDC).
What distinguishes exercise from physical activity?
Exercise is a type of physical activity that is planned, structured, and repetitive, aimed at improving or maintaining physical fitness.
What do the updated guidelines for adults recommend regarding aerobic activity?
They reflect the older adult's cardiovascular fitness level.
What is the range for light intensity physical activity in METs?
2.0 – 2.9 METs.
What chronic diseases can effective therapy improve in older adults?
Coronary artery disease (CAD) and cardiovascular disease (CVD).
At the same MET level, who works at a greater relative percentage of maximal oxygen consumption?
Older individuals work at a greater relative percentage than younger counterparts.
What is the relationship between physical activity and musculoskeletal injury (MSI) risk?
The risk for developing MSI is inversely related to physical fitness level.
How often should adults perform activities to maintain or increase muscular strength and endurance?
A minimum of 2 days per week.
What is the recommended amount of moderate physical activity for U.S. adults?
30 minutes or more on most, preferably all, days of the week.
What is the inverse relationship supported by evidence in relation to regular physical activity?
Regular physical activity is inversely related to premature mortality, cardiovascular disease (CVD), and other health conditions.
What did the 2008 Physical Activity Guidelines Advisory Committee find regarding PA?
They found compelling evidence of the benefits of PA for health and the presence of a dose-response relationship for many diseases and health conditions.
What age-specific recommendations are made in the 2008 Physical Activity Guidelines for Americans?
Recommendations target adults (18-64 years), older adults (≥65 years), children, and adolescents (6-17 years).
Why might physical activity levels above the minimum recommendations be necessary?
To manage and/or prevent weight gain and obesity.
What are the established health benefits of enhancing muscular fitness?
Improved cardiovascular risk profile, lower all-cause mortality, fewer CVD events, and reduced risk of physical function limitations.
How does maximal aerobic capacity change with age?
It usually declines with age.
What does O2R stand for?
Oxygen uptake reserve.
What health conditions are associated with regular physical activity?
Conditions include CVD, hypertension, stroke, osteoporosis, type 2 diabetes, metabolic syndrome, obesity, and certain cancers.
What do the CDC-ACSM PA recommendations primarily refer to?
The volume of physical activity required to prevent weight gain and/or obesity.
Does exercise provoke cardiovascular events in healthy individuals?
No, it generally does not provoke cardiovascular events in healthy individuals with normal cardiovascular systems.
How is physical activity (PA) defined?
Any bodily movement produced by the contraction of skeletal muscles that results in a substantial increase in caloric requirements over resting energy expenditure.
What is HRR?
Heart rate reserve.
What organizations released publications examining the relationship between physical activity and public health in older adults?
The ACSM (American College of Sports Medicine) and AHA (American Heart Association).
Can physically active older adults have aerobic capacities?
Yes, physically active older adults may have aerobic capacities.
What is the dose-response relationship in physical activity (PA) and health?
It indicates that individuals can improve fitness, reduce chronic disease risk, and prevent unhealthy weight gain by exceeding minimum recommended amounts of PA.
What type of activities should adults include for muscle strengthening?
Moderate or high intensity activities involving all major muscle groups at least 2 days per week.
How does physical activity affect insulin needs and glucose tolerance?
It reduces insulin needs and improves glucose tolerance.
What is the absolute annual risk of exercise-related death among high school and college athletes?
1 per 133,000 men and 769,000 women.
What are SCD and AMI in the context of exercise?
SCD refers to Sudden Cardiac Death, and AMI refers to Acute Myocardial Infarction.
What did the ACSM and AHA recommend in 2007 regarding physical activity?
Healthy adults aged 18-65 should participate in moderate intensity aerobic activity for a minimum of 30 minutes on 5 days a week or vigorous intensity activity for a minimum of 20 minutes on 3 days a week.
How does physical inactivity affect the likelihood of experiencing MSI?
Individuals who are physically inactive are more likely to experience MSI compared to their more active counterparts.
What methods are commonly used to reduce musculoskeletal injuries?
Stretching, warm-up, cool-down, and gradual progression of exercise intensity and volume.
What additional health benefits can be obtained from greater amounts of PA?
Greater amounts of PA lead to additional health benefits beyond the minimum recommendations.
What is considered vigorous intensity physical activity in METs?
≥ 6.0 METs.
What is the impact of cardiac rehabilitation exercise training on patients post-myocardial infarction?
It reduces cardiovascular and all-cause mortality in these patients.
What is the significance of the exercise threshold in relation to health?
Increased exercise threshold for lactate accumulation and onset of disease signs or symptoms.
What happens when older and younger individuals work at the same MET level?
The relative exercise intensity (% O2 max) will usually be different.
What is the recommended amount of moderate intensity aerobic activity for additional health benefits?
300 minutes per week or more.
Why is physical activity increasingly important in public health?
It plays a crucial role in the prevention and treatment of multiple chronic diseases, health conditions, and their associated risk factors.
What are the recommended amounts of moderate-intensity aerobic activity for health benefits?
150 minutes per week of moderate-intensity aerobic activity or 75 minutes per week of vigorous-intensity aerobic activity.
What MET range defines moderate intensity physical activity?
3.0 – 5.9 METs.
What are the benefits of primary prevention in cardiovascular health?
Interventions to prevent the initial occurrence of cardiovascular diseases.
What organizations endorse cardiovascular screening for young athletes?
The International Olympic Committee and the American Heart Association.
How does physical activity enhance physical function in older individuals?
It improves physical function and supports independent living.
What is agility in the context of physical fitness?
The ability to change the position of the body in space with speed and accuracy.
What is the focus of the publications released by ACSM and AHA?
The relationship between physical activity and public health in older adults.
What is the purpose of the chapter on benefits and risks associated with physical activity?
To provide current information on the benefits and risks of physical activity and/or exercise.
How can moderate intensity aerobic activity be accumulated to meet the recommended 30 minutes?
By performing bouts each lasting at least 10 minutes.
What does MET stand for?
Metabolic equivalents.
What is the most common cause of sudden cardiac death (SCD) in young individuals?
Congenital and hereditary abnormalities, including hypertrophic cardiomyopathy and coronary artery abnormalities.
What are some benefits of regular physical activity mentioned?
Improvement in cardiovascular and respiratory function, increased maximal oxygen uptake, and decreased heart rate and blood pressure at submaximal intensity.
What is the association between prolonged sedentary behavior and health?
It is associated with deleterious health consequences independent of physical activity levels.
What psychological benefits are associated with physical activity?
Decreased anxiety and depression, improved cognitive function, and enhanced feelings of well-being.
What type of muscle actions were found to be more effective in reducing blood pressure?
Mild-to-moderate intensity isometric muscle actions.
Define muscular strength.
The ability of muscle to exert force.
What cardiovascular risk factors can be reduced through physical activity?
Reduced resting systolic/diastolic pressure, increased HDL cholesterol, decreased triglycerides, and reduced total body fat.
What is the significance of defining key terms related to physical activity and fitness?
To clarify the concepts used throughout the guidelines.
What is the significance of maintaining a regular program of PA?
Individuals who maintain a regular program of PA that is longer in duration or of greater intensity are likely to derive greater benefits.
What is the purpose of using METs?
To describe the absolute intensity of various physical activities.
What recent evidence suggests about resistance training compared to aerobic training?
Resistance training is as effective as aerobic training in managing Type 2 Diabetes Mellitus (T2DM) and improving blood lipid profiles.
What are the health-related components of physical fitness?
Cardiorespiratory endurance, body composition, muscular strength, muscular endurance, and flexibility.
What is muscular endurance?
The ability of muscle to continue performing without fatigue.
What type of studies have documented the dose-response relationship between physical activity and health risks?
Clinical intervention studies and large-scale population-based observational studies.
How does aerobic capacity relate to the risk of premature death?
Higher aerobic capacity is associated with a lower risk of premature death from all causes, particularly from CVD.
What percentage of adults in the United States meet aerobic activity guidelines?
51.6%.
What did Williams' meta-analysis reveal about physical activity and coronary artery disease?
It showed a dose-response relationship between physical activity or cardiorespiratory fitness and the risks of coronary artery disease (CAD) and CVD.
What health risks are associated with sedentary time?
Increased risk for all-cause mortality, cardiovascular disease, cancer incidence, and Type 2 diabetes mellitus.
What is secondary prevention in cardiovascular health?
Interventions after a cardiac event to prevent another occurrence.
What does flexibility refer to?
The range of motion available at a joint.
What does the chapter conclude with?
Recommendations for reducing the incidence and severity of exercise-related complications for primary and secondary prevention programs.
What percentage of adults globally are physically inactive?
31.1%.
What relationship has been documented in large-scale epidemiology studies?
The dose-response relationship between physical activity and cardiovascular disease (CVD) and premature mortality.
How does resistance training affect health-related biomarkers?
It can improve body composition, blood glucose levels, insulin sensitivity, and blood pressure.
What are some methods for describing the intensity of physical activity?
Percentage of oxygen uptake reserve (O2R), heart rate reserve (HRR), oxygen consumption (O2), heart rate (HR), and metabolic equivalents (METs).
Define coordination.
The ability to use the senses, such as sight and hearing, together with body parts in performing tasks smoothly and accurately.
What is the relationship between higher activity levels and mortality rates?
Higher activity and fitness levels are associated with lower death rates from coronary artery disease (CAD).
What do experts believe about the incidence of exercise-related sudden death in young athletes?
It is higher, ranging between 1 per 40,000 and 1 per 80,000 athletes per year.
What activities contribute to prolonged sitting in an average person's waking day?
Television viewing and computer use.
What effect does resistance training have on individuals with peripheral artery disease (PAD)?
It positively affects walking distance and velocity.
What does cardiorespiratory endurance refer to?
The ability of the circulatory and respiratory systems to supply oxygen during sustained physical activity.
What does balance refer to?
The maintenance of equilibrium while stationary or moving.
What is the energy expenditure equivalent for substantial health benefits according to the 2008 guidelines?
An amount equivalent to 150 minutes of moderate-intensity or 75 minutes of vigorous-intensity aerobic activity per week.
Who is responsible for determining the most appropriate method for describing intensity of physical activity?
The exercise professional.
What is the generally accepted definition of physical fitness?
The ability to carry out daily tasks with vigor and alertness, without undue fatigue, and with ample energy for leisure-time pursuits and unforeseen emergencies.
Define reaction time.
The time elapsed between stimulation and the beginning of the reaction to it.
What physiological adaptations occur due to regular exercise?
Increased capillary density in skeletal muscle and decreased myocardial oxygen cost.
What is the overall conclusion regarding greater amounts of physical activity?
Greater amounts of physical activity or increased cardiorespiratory fitness levels provide additional health benefits.
What are the benefits of physical activity in reducing fall risks in older adults?
It reduces the risk of falls and injuries from falls.
What is body composition?
The relative amounts of muscle, fat, bone, and other vital parts of the body.
What is speed in the context of physical fitness?
The ability to perform a movement within a short period of time.
What is the relationship between physical activity and cognitive function?
Regular physical activity is associated with improved cognitive function.
How does high physical activity level affect the risks associated with sedentary time?
It decreases the adverse outcomes associated with sedentary time.
What benefits does resistance training provide for individuals with osteoarthritis?
It can reduce pain and disability.
What is power in physical fitness?
The ability or rate at which one can perform work.
How does resistance training contribute to bone health?
It increases bone mass and strength, which can help prevent or reverse bone mass loss in individuals with osteoporosis.
What chronic condition has resistance training been shown to effectively treat?
Chronic back pain.
What are skill-related components of physical fitness?
Agility, coordination, balance, power, reaction time, and speed.