Is your W on any type of meds that you know of, or putting in lots of hours at her store? Maybe somebody else can chime in, but maybe stress and her rollercoaster are contributing to it? Sounds like she is sleep deprived.
Together:20 years M:3 years Me:40 WW:40 S15 A suspected:5/17 AC:5/18 BD:8/18 WW in full blown R w/ OM Still under same roof