A serious drawback of most drug tests is that they show impairment of abilities even when the impairment is caused by fatigue or illness and not substance abuse.

Question

Quizplus · Accepted Answer

Most drug tests detect the presence of drugs or their metabolites in the body, but they do not distinguish between impairment caused by substance abuse or other factors such as fatigue or illness. This means that someone who tests positive for drugs may not actually be impaired by them, but instead by another factor.

A Serious Drawback of Most Drug Tests Is That They