Physical activity, fitness & related metabolic diseases & cardiovascular risk factors Not Applicable
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: 1. Aged 18 - 65 at the start of the study 2. Has freely given informed consent 3. Has personal use of a Windows PC and the internet at home
Exclusion criteria
Exclusion criteria: 1. A score of = 30 on the Godin Leisure-Time Exercise Questionnaire (using moderate and vigorous activities only) 2. Participation in another human or clinical randomised trial 3. Instructed by their GP not to engage in regular physical activity 4. Taking = 100 mg a day of a beta-blocker such as Atenolol or equivalent 5. Women who are pregnant 6. Planning to leave employment at Addenbrooke?s Hospital in the 4 months following recruitment 7. Unable to walk briskly on the flat for 15 minutes without help 8. Unable to operate a PC unaided or cannot use an English-language website 9. Body mass index (BMI) of =18 kg/m2 10. Mean blood pressure of = 160/100 mmHg
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| 1. Physical activity energy expenditure (PAEE) kJ/kg/day 2. Fitness (predicted VO2max) ml O2/min/kg All outcomes will be measured at baseline and post-intervention (12 weeks) | — |
Secondary
| Measure | Time frame |
|---|---|
| 1. Anthropometric measures (BMI, body fat percentage, waist) 2. Blood pressure 3. Plasma vitamin C levels 4. Biochemical measures (HbA1c, cholesterol, triglycerides) 5. Self-reported quality of life, using SF-8 6. Theory of planned behaviour measures 7. Perceived stress, using 4-item Perceived Stress Scale 8. Self-monitoring behaviour 9. Self-reported physical activity (RPAQ) All outcomes will be measured at baseline and post-intervention (12 weeks) | — |
Countries
United Kingdom