Get the lowdown on dog illness There's
a pretty logical explanation for why dogs don't get sick as frequently as humans: «They aren't confined in high - density populations,» Morgan explained.
«The mitochondrial - impairment hypothesis provides a
pretty logical and parsimonious
explanation for why ApoE4 does bad things,» says Mucke, «not only in the context of Alzheimer's, but maybe also in other diseases.»