Anxiety Support Group
Anxiety is a physical condition marked by intense and persistent feelings of distress, fear, angst or dread. General anxiety caused by routine day-to-day stresses usually passes quickly and is experienced by almost everyone at one time or another. However, such feelings that linger over time and are very difficult to cope with, and which lack a clear cause, may indicate...

You've taken the first step in writing it out.
I didn't know I had a mask phobia until surgical team imitators started popping up all over the landscape to give me PTSD flashbacks to medical trauma. I still can't look a maskite in the eye, not even when the maskite is my beloved husband or 7 year old foster son.
Add in the hearing issues which make lip reading an essential part of conversation for me and I feel more isolated now than I did as a child prostitute.
I inherited 3 orphans (age 6 and under) shortly before Corona crowned, complete with all the family court and social workers which accompany orphanhood. I lack adequate verbage to describe the joys of televised and/or masked social work and family court.
My general anxiety has been around forever and in adulthood is mostly situational, sometimes health related but honestly it’s sometimes the most benign thing that can trigger it. For sure being in lockdown for almost a year because of COVID has definitely ticked up my anxiety, more like a slow burn, under the surface, anxiety. I can shop without being anxious. No problem. For me the anxiety is more related to the general abundance of hysteria, not seeing my family for almost a year now, etc.
Mine just come on suddenly without warning. I think my anxiety is deep rooted and I am not aware of any triggers as such. I try positive thinking, relaxation and meditation. It helps me a lot. Not able to meet my friends in a social setting, makes it worse. But I take one day at a time.
If your husband as been smoking for a long time and he just give smoking he will definitely be moody hopefully this will pass does he use the patches on his arm that may help. But fingers crossed that his mood is going the right way to save you marriage. Good luck.