Rom 12:1: Therefore, I urge you, brothers, in view of God’s mercy, to offer your bodies as living sacrifices, holy and pleasing to God—this is your spiritual act of worship.

Therefore, I urge you, brothers, in view of God’s mercy, to offer your bodies as living sacrifices, holy and pleasing to God—this is your spiritual act of worship. – Romans 12:1

A Christian’s body is a temple of God and our outward expressions reflect the Holy Spirit within us.  Don’t halfheartedly dedicate yourself to God but rather, live for God each day.  This is true worship.