They will not die, of course if they are to become 'active', but a responsible breeder will not breed their dogs until the age of 2. The maximum age varies, depending on the breed and condition of the animal, not to exceed 10 years- 8 years of age being the standard.
The name Josie is of Hebrew origin. The meaning of Josie is G-d shall add (another son). Josie is generally used as a girl's name. It consists of 5 letters and 2 syllables and is pronounced Jo-sie.
Maddy /mad-dy/ [2 sylls.] as a name for girls (also used as boys' name Maddy) is of Hebrew and Old English derivation, and the meaning of Maddy is woman from Magdala; maiden; young, unmarried woman. Maddy is an alternate form of Madeline (Hebrew): form of Madeleine.