Arian Mowlavi, MD, FACS (license on probation) says:
Nose picking with any object should be avoided because it is possible to damage your nose and expose yourself to pathogens, but nose picking should not make your nose appear bigger or make your nostrils appear wider unless an object is left inside your nose for an extended period of time. If you...
Arian Mowlavi, MD, FACS (license on probation) says:
Don't know of any studies looking at nose size change with exercise, but this might be an illusion, as when you exercise you might lose water volume from your soft tissues in cheek, making your cheeks look narrower and subsequently your nose larger.
