In addition to the sibling comment, the number one suspect in all cases of excuses mucus production is dairy.
A simple trial-avoidance challenge regime of no dairy for two weeks followed by reintroducing dairy on day 15 should give you strong indicators if dairy is a problem for you.
Could be air born allergens too, so may not help at all.
A simple trial-avoidance challenge regime of no dairy for two weeks followed by reintroducing dairy on day 15 should give you strong indicators if dairy is a problem for you.
Could be air born allergens too, so may not help at all.