| PA | Physical Activity |
| SB | Sedentary Behaviour |
| BCS70 | 1970 British Cohort Study |
| NHS | National Health Service |
| MVPA | Moderate-to-Vigorous Physical Activity |
| UK CMO | UK Chief Medical Officer |
| ANCOVA | Analysis of Covariance |
| BMI | Body Mass Index |
| WHO | World Health Organisation |
| UK | United Kingdom |
| GB | Great Britain |
| IPAQ | International Physical Activity Questionnaire |
| PASE | Physical Activity Scale for the Elderly |
| RAPA | Rapid Assessment of Physical Activity |