Related Experiment Video
Updated: Jan 28, 2026

A Neuronal and Astrocyte Co-Culture Assay for High Content Analysis of Neurotoxicity
Published on: May 5, 2009
Why and How Should I Exercise? A Content Analysis of Popular Magazines
Emily L Mailey1, Rebecca Gasper2, Deirdre Dlugonski3
1Associate Professor, Department of Kinesiology, Kansas State University, Manhattan, KS;,
Abstract:
Objectives: In this study, we investigated how exercise is portrayed in popular, non-fitness focused magazines targeting various audiences. Methods: Ten popular magazines were selected based on target audience (Teens, Young Adults, Family, Middle-Aged Adults, Older Adults). Ten digital articles from each magazine's health/fitness section were coded for the primary reason to exercise, the frequency, intensity, time, and type of exercise recommended, and whether their recommendations were evidence-based. Frequencies were calculated by target audience. Results: The primary reason for exercise differed by audience, with appearance and fitness empha- sized by magazines targeting younger audiences, and mental health/quality of life emphasized in magazines targeting older adults. Over half of the articles described exercises that should be completed 2x-3x/week for <10 minutes. Articles frequently recommended circuit workouts that could be completed at moderate or self-selected intensity. Only 10% of articles cited peer- reviewed evidence. Conclusions: Results showed popular magazines often represent exercise as something that can be completed in a short time frame with meaningful benefits. However, an overemphasis on appearance in young adults is apparent, which could undermine intrinsic mo- tivation and behavior. Improved communication between researchers and popular magazines is needed to promote sharing of credible, evidence-based exercise content with the public.
Related Concept Videos
Stereotype Content Model
Exercise Stress Test
Exercise stress testing, commonly known as a treadmill test, is a noninvasive procedure used to evaluate cardiovascular function and diagnose heart conditions.
Definition
An exercise stress test measures the heart's response to exertion using a treadmill or stationary bicycle. Chest electrodes record the heart's electrical activity through an ECG, and blood pressure is monitored regularly.
Purposes
Exercise and Muscle Performance
Endurance exercises
Endurance exercises involve running, swimming, or cycling, which require repetitive movements with low force output. When a person engages in endurance exercise, a few noticeable changes occur in their skeletal muscles. For instance, the number of capillaries...
Exercise and Cardiac Output
Sustained exercise increases the muscles' oxygen demand, which can be...
Exercise and Cardiovascular Response
Light to moderate physical activity initiates a series of interconnected responses in the body. The heart rate modestly increases in anticipation of the workout, followed by widespread vasodilation as oxygen consumption by skeletal muscles increases. This results in decreased peripheral resistance, increased capillary blood flow, and accelerated...
Measurement of Air Content in Concrete
The pressure method,...

