How do I quarantine sick chickens?

Your concern is genuine. First of all, you need to confirm that whether you are allergic to antibiotics or just have intolerance for them. Certain tests are conducted to determine...

Seek help from a local doctor. Persuade them that you need help, or seek help from somewhere else that can help you nearby.

I also suffer from separation anxiety. Keep water next to your bed in case you do get nauseous, and maybe get something that reminds you of what you're separated from...

Make sure you have some hand wipes so you can clean yourself up afterward.

Yes, you should be in your usual state of health when doing the spirometry testing because it is either establishing a baseline or monitoring for changes.

Chickens can and do eat eggs, so some people will give them to chickens as a snack, but it's not generally recommended that you encourage them to eat eggs (since...

Not if it's done properly and professionally. It is highly recommended you get your chickens vaccinated at a young age so that they're immune.

It is very much a personal preference; if you're concerned, it might be worth it .

Yes, adult chickens can eat pretty much anything, although some people find it unsettling.

Don’t feed your chickens citrus fruits, salty foods, rhubarb, chocolate, onions, garlic, lawn mower clippings, uncooked beans, avocadoes, raw eggs, sugar/candy or raw green potato peels.