79-year-old US singer-songwriter Dolly Parton has had to postpone several upcoming concerts and public appearances due to 'health challenges'

79-year-old US singer-songwriter Dolly Parton has had to postpone several upcoming concerts and public appearances due to 'health challenges'

Dolly Parton's sister on Tuesday asked fans to pray for the American country singer, who has postponed several concerts due to health issues. 

Parton, 79, last week delayed her upcoming Las Vegas gigs due to unspecified "health challenges," and disclosed that she was set to undergo multiple medical procedures. 

Originally published on doc.afp.com, part of the BLOX Digital Content Exchange.