The cat breeds that are best for allergy sufferers include the hairless sphinx cat and the rex cat, as the dander from the saliva is not spread around as much as on a cat with fur. Find cats that aggravate allergies the least withhelp from a practicing veterinarian in this free video on pet care. Expert: Robert Sidorsky, DVM Bio: Dr. Robert Sidorsky has been a practicing veterinarian for more than 25 years. Filmmaker: Christian Munoz-Donoso