According to Chinese face reading
A long, deep philtrum means a long life,
... while ...
a short philtrum means a short life or a poor healthy life in advanced ages.
The philtrum lengthens with time, so people with short philtrum should not worry because it lengthens after middle age.
A wide and deep philtrum groove means that the person has many children and there are no difficulties in carrying and giving birth to children.
The philtrum groove is thin and superficial, "not deep", meaning that the person has few children and is experiencing difficulties conceiving and giving birth to children.
A pointed philtrum groove means that the first child is male, while a circular groove means that the child is female.
Ideal philtrum
How to differentiate between short and long philtrum.
Ideal philtrum
The ideal philtrum is ...
If the ratio of the length of the philtrum to the length of the chin is
1:2
Philtrum shapes
Typical philtrum forms
Less Typical philtrum forms
Case reports
Two distinct cases how to improve philtrum apperances.