It is absolutely possible. A little bit of a cynical way to put it but... It is possible to develop (and also to overcome or outgrow) allergies over a lifetime. The three dogs could definitely be...
not sure if anyone mentioned this but excess mucus like that could be due to dairy. there are certain foods which are known to increase mucus production in body. i would look more into what those are...
this is an interesting thought. i do know that ozone (O3 , three oxygen molecules bound together) is a lung irritant and effects asthma sufferers. many older air purifiers release ozone into the home...
i completely agree, i would stay away from the drugs if you can help it. your symptoms are likely being caused by environmental triggers. this means you body should be able to cope, if you give it...