WORKING 9 TO 5 COULD KILL DOLLY!

Restless overachiever putting health on hold

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Workaholic Parton hasn't slowed down much even as she continues to grieve the loss of her longtime hubby, Carl Dean

AILING Dolly Parton is still working from her sickbed despite being ordered to rest up — and loved ones worry the country legend is stressing herself into an early grave if she doesn't slow down and give herself time to recuperate.

The 9 to 5 superstar, 79, was forced to cancel a string of concerts, including her upcoming Las Vegas residency, after suffering a series of health setbacks in recent months.