This involves long periods of sitting or lying down throughout the day. It is important to try to reduce the amount of time spent in prolonged sitting  and break up long periods of sitting as often as possible.

This is movement as part of your activities of daily living. It could include doing the washing, gardening, house-cleaning, grocery shopping, walking from the car to the shops etc.

Physical activity done with the purpose of improving health and fitness.

A structured program involving one or more of the following: Aerobic activity such as walking, cycling, rowing and strengthening activities or weight training using resistance such as resistance bands, weights or dumbbells. Stretching and balance exercises are recommended, especially for older Australians. Training involves specific goal setting with a set prescription of exercise and is timed.
An 8 week program consisting of supervised, structured and individualised exercise, education and behaviour change strategies. It is often run within a hospital or a community health centre setting or your home and is conducted under the supervision of appropriately trained health professionals.
This is the ongoing structured weekly exercise program that follows on from pulmonary rehabilitation. It typically provides a supervised environment for people with chronic lung disease to continue their exercise program and to maintain the benefits that they’ve achieved during pulmonary rehabilitation.
This is a general term that can have different meanings depending on the environment it is used in. Usually it provides an indication of your physical exercise capacity e.g. how far you can walk within a certain time without getting too breathless. It can also be used to indicate other physical parameters such as muscle capacity, composition and strength.