4.If you have pimples on your cheekbones and on the upper part of your cheeks then you might be suffering from respiratory issues. Rashes on the lower part of your cheeks may indicate that you are having dental issues.
5.Pimples or rashes around your mouth region reveals that you might be suffering from digestive issues.
6.Rashes on your stomach may indicate that you are having issues with your reproductive system. It could also be because of hormonal imbalance or because of a certain phase of your menstrual cycle. Permanent rashes on chin are because of different health issues. It is better to consult a doctor if you observe rashes on your chin.
Source : brightside