alive and kicking (?.)

• aboveground
• alive
• among the living
• animate
• animated
• breathing
• bright-eyed and bushy-tailed
• capable of life
• chipper
• conscious
• endowed with life
• enjoying health
• enlivened
• eupeptic
• existent
• fine
• fit
• fit and fine
• full of beans
• healthful
• healthy
• in condition
• in fine fettle
• in fine whack
• in good case
• in good health
• in good shape
• in health
• in high feather
• in mint condition
• in shape
• in the flesh
• in the pink
• inspirited
• instinct with life
• live
• living
• long-lived
• quick
• tenacious of life
• very much alive
• viable
• vital
• vivified
• zoetic