The clip circulates in Brazil as a political joke tied to Lula and the PT, whose electoral number is 13. By repeating that number as a blood pressure result, the speaker turns a familiar campaign symbol into a memorable slogan-like line. It spread through meme pages, short videos and WhatsApp shares, where short Portuguese voice clips are often reused as reactions. Its popularity comes from the instant recognition for Brazilian audiences: one number signals both the claimed good health and the party affiliation at the same time.