title: Physical fitness for adults--a commentary.
authors.forename: T J
authors.initials: TJ
authors.lastname: Bell
mesh_terms: D000328:Adult; D015444:Exercise; D005260:Female; D006801:Humans; D008297:Male; D010353:Patient Education as Topic / Q000379:methods*; D010809:Physical Fitness; D016138:Walking; D014891:Weight Lifting