Related Experiment Video
Updated: Feb 11, 2026
06:13
Author Spotlight: Exploring the Impact of Reduced Resistance Exercise Volume on Metabolic Health
Published on: December 1, 2023
1.8K
Group-based physical activity for older adults (GOAL) randomized controlled trial: Exercise adherence outcomes
Mark R Beauchamp1, Geralyn R Ruissen1, William L Dunlop2
1School of Kinesiology, University of British Columbia.
Summary
Group exercise programs for older adults improved adherence when groups were similar in age and gender composition. Targeting age, but not necessarily gender, enhances physical activity engagement in community settings.
Area of Science:
- Gerontology
- Exercise Science
- Social Psychology
Background:
- Older adults are the least physically active demographic globally, despite known health benefits.
- Regular physical activity is crucial for maintaining health and well-being in later life.
Purpose of the Study:
- To test the efficacy of group-based exercise programs for older adults using self-categorization theory (SCT).
- To compare two SCT-informed group exercise programs against a standard program.
Main Methods:
- A three-arm parallel randomized controlled trial (RCT) involving 627 older adults.
- Participants were randomized into similar age same gender (SASG), similar age mixed gender (SAMG), or mixed age mixed gender (MAMG) exercise groups.
- Primary outcome measured was exercise adherence at 12 and 24 weeks.
Main Results:
- Older adults in SAMG and SASG groups showed significantly greater exercise adherence than those in the MAMG group.
- Adherence rates were higher at both 12 and 24 weeks for the SCT-informed groups.
- No significant differences in adherence were found between the SAMG and SASG conditions.
Conclusions:
- Group-based physical activity programs informed by self-categorization theory are effective in improving adherence among older adults.
- Community exercise programs should consider age-targeting strategies, but gender-targeting may not be necessary.
- Findings support the use of SCT principles to enhance social connectedness and exercise participation in older populations.
More Related Videos
Related Concept Videos
01:26Psychosis: Goals of Pharmacotherapy
545
Antipsychotic drugs are a crucial treatment method for acute and chronic psychoses, bipolar illness, and behavioral disorders. The selection of these drugs depends on several factors, including the state of the disease, clinical judgment, possible drug interactions, and the patient's sensitivity to adverse effects. In immediate scenarios, such as delirium and dementia, short-term treatment with low doses of high-potency typical or atypical agents can effectively manage symptom exacerbation.
545
01:23Physical Methods for Controlling Microbial Growth: Temperature
1.2K
Heat is a widely used method to control microbial growth by targeting and denaturing cellular proteins, thereby killing or inactivating microbes. This method's effectiveness is quantified using parameters such as the thermal death point (TDP), thermal death time (TDT), and decimal reduction time (D value). TDP represents the lowest temperature at which all microorganisms in a liquid suspension are eliminated within 10 minutes, whereas TDT is the time necessary to achieve sterilization at a...
1.2K
01:26Physical Methods for Controlling Microbial Growth: Radiation and Filtration
1.2K
Radiation and filtration are essential tools for microbial control, targeting microorganisms through distinct mechanisms. Radiation eliminates microbes by damaging their DNA, either killing them or inhibiting their growth. Based on wavelength, radiation is classified into two types: nonionizing and ionizing radiation.Non-ionizing radiation, such as UV radiation (200–400 nm), is absorbed by DNA, causing defects that effectively disinfect surfaces, air, and water, including safety cabinets.
1.2K
01:12Trial and Error and Algorithm
429
A problem-solving strategy is a plan of action used to find a solution. Different strategies have distinct action plans. Trial and error involves trying different solutions until one works. For instance, to fix a broken printer, you might check ink levels, ensure the paper tray isn't jammed, and verify the printer's connection to your laptop. This method can be time-consuming but is commonly used. Thomas Edison, for example, used trial and error to find a suitable filament for the light...
429
01:11Clinical Trials: Overview
5.0K
Clinical development focuses on how the drug will interact with the human body and encompasses four key phases of clinical trials, each serving a specific purpose in assessing the safety and effectiveness of new drugs. These phases overlap and build upon one another. Phase I involves a small group of healthy volunteers (typically 20-80 individuals) or, in cases where significant toxicity is expected, patients with the targeted disease, such as cancer or AIDS. The volunteers are tested for...
5.0K
01:16Clinical Trials
10.9K
Clinical trials are prospective experimental studies conducted on humans to determine the safety and efficacy of treatments, drugs, diet methods, and medical devices. Using statistics in clinical trials enables researchers to derive reasonable and accurate conclusions from the collected data, allowing them to make wise decisions in uncertain situations. In medical research, statistical methods are crucial for preventing errors and bias.
There are four phases in a clinical trial. A phase one...
There are four phases in a clinical trial. A phase one...
10.9K