"Nasal cartilage becomes thinner and loses its elasticity as we age, causing the tip of the nose to lengthen and droop." So maybe our nose and ears just get droopier?
Fact is, no one really knows. This smells like one of those eternally confounding scientific questions that we'll continue to hear about until someone sniffs out a satisfactory explanation.
Original text: bmj00624-0022.pdf
Original text: bmj00624-0022.pdf
Thanks Nicolas.