What do you suggest if my father has frequent little nosebleeds?

Nosebleeds: Nosebleeds are common,from dry atmosphere,heating,constant air condition usage,most of the times,simple saline sprays will work,if,this does not help,see,an ENT surgeon,there two types of nosebleeds,anterior,can be acute rises,but frequent minor nosebleeds could be a sign of posterior bleed,needs to evaluated,may later need packing if profuse

Nosebleeds: check blood clotting, ent exam of the nose. humidifier vaseline to the nose