United Kingdom, Sept. 8 -- Rosanne Cash has postponed three dates on her tour due to a "medical emergency".

The 71-year-old daughter of late country legend Johnny Cash "deeply regrets" having to move the dates, her management said in a statement, but added that she had done so on the advice of her doctors.

The statement, posted on Rosanne's Instagram page, read: "Rosanne Cash must postpone her performances due to an unexpected medical emergency.

"She is recovering under her doctors' supervision, who have recommended a temporary restriction on travel and performing. "This restriction is impacting her upcoming Wyoming and Montana shows. Rosanne deeply regrets the cancellation and looks forward to rescheduling appearances."

The shows wer...