Knowledge Gaps in Applying Evidence to Practice

As you think about evidence, researching the literature is important in providing information to address the gaps and providing evidence for your workplace. When applying application of evidence to practice, 

Do you agree or disagree that the rigor and strength of evidence must be appraised before being applied to patients?

Please answer this question in at least 2 paragraphs and use 2 sources no later than 5 years.