While it depends on their specific triggers, regular dusting can help reduce allergens in the air. You can also try cleaning with unscented, hypoallergenic cleaners.
If you don't want to kill them, you could gather a couple friends and have them all hold butterfly nets. This way, you can have you and your friends surround...
Common allergens can trigger asthma, so do what you can to control them in your house. If anyone smokes in the house, encourage them to quit. Keep your windows closed...
You can still check objects that people can fit in, such as tables, beds, chairs. And you can also check every room in the house, and at the same time,...
Discuss your condition with a functional medical provider. They will help you identify the underlying cause for your condition, then they'll create a treatment plan for you.