Canfu arolwg o fwy na 700 o ofalwyr di-dâl fod 7 o bob 10 gofalwr wedi methu â chymryd unrhyw seibiant ers mis Mawrth y llynedd.
A survey of more than 700 unpaid carers found 7 in 10 carers have been unable to take any breaks since March last year.