TV
Physical contact extends our lives.
— Roz ‧ Frasier

Behind the line May contain spoilers.
Our reading
An editorial interpretation.
The speaker asserts that touching other people lengthens life. Presented as a claim, it treats closeness, hugs and handholding as nourishment for the body as much as the heart, and the remark is best read as the speaker's view, not established fact.
Context reviewed