Why is being dead to sin important for Christians?

In Romans 6:11, Paul instructs believers to 'reckon yourselves to be dead indeed unto sin, but alive unto God through Jesus Christ our Lord.' This declaration is crucial for Christians as it signifies a transformation of identity. Believers are not merely forgiven; they are made new creations in Christ, which empowers them to resist sin. Understanding our death to sin allows us to live in the newness of life, free from the dominion of sin, and enables us to serve God wholeheartedly, reflecting His glory through our lives.