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Shirley Archer, JD, MA



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Group Fitness Instructor Leadership

Group Exercise Instructors Make an Impact

March 30, 2020

Group exercise instructors, take heart: Your leadership skills significantly influence participants’ attendance and effort. Australian researchers conducted a study to examine how an instructor’s ability to create a sense of community and group identity among class members affected both effort and attendance. The study examined 249 participants and instructors across a variety of group formats.

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Coronavirus and illness prevention

The Coronavirus (COVID-19): A Guide for IDEA Members and All Fitness Professionals

March 10, 2020

The new coronavirus, SARS-CoV-2, which causes the coronavirus infectious disease COVID-19, as named by the World Health Organization, is disrupting life as usual and is exacting a visible human and economic toll. IDEA members and fitness professionals across the globe can continue promoting health and minimize business disruption with common-sense precautions and attention to public health developments. This advisory contains information on what we currently know about the virus, suggested preventive measures and resource links to stay updated.

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Single leg cycling

Dominant Leg May Have More Endurance

February 25, 2020

New research shows that single-leg cycling drills may be a valuable way to address dominant/nondominant leg differences. University of Calgary researchers in Canada investigated aerobic performance in relation to leg dominance.

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Hamstring injuries

Preventing Hamstring Injuries

February 25, 2020

Hamstring injuries are frequent and costly for professional soccer players and important for all active people to avoid. Medical professionals with the International Federation of Association Football (FIFA) developed an injury prevention program that blends evidence-based methods and practical considerations. It emphasizes the need for individualized training that targets an athlete’s specific risk factors, based on ongoing screening and monitoring.

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Exercise trends in China and South America

Top Fitness Trend in China and South America

February 25, 2020

The number-one fitness trend identified in both China and South America is the inclusion of exercise in dietary weight-loss programs, according to ACSM’s
2020 Worldwide Survey of Fitness Trends. This could be the fitness industry responding to rising rates of overweight and obesity. In North America, exercise for weight loss has declined as a trend, superseded by health and wellness coaching.

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Average American BMI

Average BMI of Americans Is Increasing

February 25, 2020

Fitness professionals have an opportunity to help more Americans who are trying to improve their health. The population’s average body mass index is increasing, even as more Americans are trying to lose weight, according to findings published in JAMA Network Open.

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Training through pain

Impact of Training Through Pain

February 25, 2020

If your clients need more evidence that training while injured can be detrimental, new research suggests that the adverse effects on movement quality can linger even after an injury has fully healed.

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Physically Active Kids

More Benefits for Fit Kids

February 25, 2020

Heart health is not simply about having a strong heart muscle; a healthy cardiovascular system requires a healthy nervous system that regulates the heartbeat and supports efficient functioning whether a person is feeling calm or stressed. A new study from Finland shows that more physically active and fit children have better cardiac regulation than those who are less active and less fit.

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Millennial Health

Poorer Health Among Millennials

February 25, 2020

Fitness professionals may want to reach out to more young adults, as “millennials are seeing their health decline faster than the previous generation as they age,” reports Blue Cross Blue Shield in The Economic Consequences of Millennial Health, published on November 6, 2019. Millennials were born in 1981–1996 and are considered to be the first generation of “digital natives.”

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