Hale and hearty
Definition 1 of 1
Pro Tip 1/3Positive Connotation
The phrase implies not just health but also vibrancy and enthusiasm, suggesting a zest for life. 
My grandmother is hale and hearty, always ready for a new adventure.
Pro Tip 2/3Old-fashioned
'Hale and hearty' is a somewhat old-fashioned term and gives a classic, timeless impression. 
At the family reunion, the elders were hale and hearty, sharing stories from their youth.
Pro Tip 3/3Not Just Physical
The term can suggest good mental and emotional health, as well as physical health. 
Despite the challenges he faced, he was still hale and hearty in spirit.