A step in the accident chain, the risk factor is the circumstance or event leading up to an accident true or false

True

Explanation:

The accident chain is used to describe the chain of events that lead to an accident or unintentional harm or injury

The steps in the accident chain are;

1) The existence of an unsafe situation

2) The practice of an unsafe habit

3) The performance of an unsafe action

4) The occurrence of the accident

5) The consequences of the accident

A risk factor is an unsafe habit, or circumstances that exist in a given situation or an act or event that take place that have the potential to cause or contribute to an accident

Therefore, the correct option is true.

exercising at a moderate intensity, and slowly increasing the duration.