Response Variability to Exercise
This study, called 'Response Variability to Exercise', is investigating why physical activity affects people differently. We often assume that following exercise guidelines helps everyone, but this isn't always true. Some people don't see the expected health benefits even when they exercise regularly. This research wants to find out if some people are 'resistant' to exercise benefits, even with more intense workouts. It also explores how this lack of fitness improvement might be linked to other health risks like heart problems or diabetes. Understanding these differences could lead to better, more personalised exercise advice and alternative treatments for those who don't respond well to standard physical activity recommendations.
At a glance
What is this study about?
You know how doctors often recommend regular exercise to keep you healthy? Well, this study is taking a closer look at whether simply exercising more always leads to better health for everyone. Sometimes, despite regular workouts, some people don't see the expected improvements in their fitness or other health markers.
This research aims to understand why this happens. It's asking a few key questions: Do some people simply not get the expected benefits from exercise, no matter how much they do? If someone isn't getting fitter with typical exercise, do they need to exercise harder or for longer to see a difference? And how does not getting fitter through exercise relate to other health risks, like those that can lead to heart disease or diabetes?
The study hopes to find out if there's a group of people who are 'exercise resistant,' meaning their bodies don't respond as expected to physical activity. Discovering this could change how doctors give exercise advice and lead to new ways to help people stay healthy, especially if exercise isn't giving them the full benefits.
Key takeaways
- This study explores why exercise affects people's fitness differently.
- It investigates if some bodies are 'resistant' to exercise benefits.
- The research aims to understand links between fitness response and other health risks.
- It could lead to more personalised exercise advice for everyone.
- The study involves structured exercise over about 8 months.
- You must be aged 25-65 and usually inactive to participate.
Who may be eligible?
You might be able to join this study if you are between 25 and 65 years old. The researchers are looking for people who don't currently do much planned physical activity – typically, less than one day a week. Your weight should have been stable for the last six months, and your body mass index (BMI) should be between 20 and 40.
However, you won't be able to take part if you have a physical problem that would make exercising difficult or unsafe, based on a doctor's advice. You also can't join if you have diabetes or if you currently smoke. Finally, if you're planning to move away from the area within the next 8 months, this study might not be suitable for you.
Could this study suit you?
Answer these quick questions to see if you may be eligible. This is a guide only — the research team makes the final call.
- Are you between 25 and 65 years old?
- Do you currently do planned exercise less than once a week?
- Has your weight been stable (within 2kg) for the last 6 months?
- Do you have a Body Mass Index (BMI) between 20 and 40?
- Do you NOT have diabetes and are you NOT a current smoker?
- Do you NOT have any physical issues that would make exercise unsafe, based on a doctor's advice?
What does participation involve?
If you take part, the study will last for about 32 weeks, which is roughly 8 months. Initially, you'll engage in a set amount of moderate exercise for 16 weeks. Afterwards, depending on how your fitness has changed, your exercise routine might be adjusted to either a higher intensity or a longer duration for another 16 weeks. The study doesn't mention specific visits, but you would likely have regular appointments for fitness assessments (like a VO2peak test to measure your cardiovascular fitness) and to check other health markers related to heart health and metabolism. You won't be given any new medications as part of this study, as it focuses purely on exercise interventions. There will be ongoing monitoring of your fitness and health during the study period.
Potential risks and benefits
Locations (1)
- School of Kinesiology and Health Studies, Queen's UniversityVerified postcodeKingston, Canada· Recruiting
Common questions
What does 'cardiorespiratory fitness' mean?
This refers to how well your heart and lungs work together to supply oxygen to your body during physical activity. It's often measured by how much oxygen your body can use during exercise.
What is 'cardiometabolic risk factors'?
These are health measurements, like blood sugar levels, cholesterol, or blood pressure, that can increase your chances of developing conditions like heart disease, stroke, or type 2 diabetes.
What does a 'sedentary lifestyle' mean in this study?
It means you do planned physical activity or exercise for one day a week or less.
Will I be told what my results are?
The study brief doesn't explicitly state this, but typically, participants can discuss their individual results with the research team at the end of the study.
Will I have to pay to join the study?
No, you should not have to pay to participate in a clinical trial. Any study-related assessments and interventions are usually covered by the research organisers.
How to find out more
Robert Ross, PhD
Always speak to your GP or specialist before deciding to take part in a study.
Interested in taking part?
Discussion
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