Alive and kicking

Hale and hearty


Vivo e vegeto

Vispo e arzillo


Meanings
Very much alive and alert

Examples
The line-up outside the movie theaters shows that movie passion is alive and well
La coda fuori dai cinema mostra che l'amore per il cinema è tuttora vivo e vegeto

Dead my foot! I saw Theo recently, he's 95 and alive and kicking more than ever
Ma che morto e morto! Ho visto Teodoro recentemente, ha 95 anni ed è più vispo ed arzillo che mai

Origin
This term originated in the 18th century with fishmongers who thus described the extremely freshness of their fish. Today's variant originated in the 1960s as a denial of someone's reported death.