Various kinds of marks and scarring caused due conditions like pimples, inuries, scratches etc, can be treated effectively with improvement in the scarring but complete disappearance might not be possible.
Sun exposure: The body produces more melanin to protect the skin from prolonged exposure to the sun. This can cause dark spots or patches on the skin referred to as age spots or sun spots.
Skin inflammation: Areas of skin will darken after people have had inflammation of the skin. This can include inflammatory disease, eczema, lupus, or an injury to the skin. People with darker skin are a lot of likely to develop post-inflammatory hyperpigmentation.
Melasma: Darker patches of skin will form when people experience hormonal changes. This type of hyperpigmentation is common during pregnancy.
More serious causes of hyperpigmentation include Addison’s syndrome and iron-storage disease.
Addison’s disease affects the adrenal glands. It will cause hyperpigmentation in certain areas of the body, including:
- folds of skin
- elbows and knees
- inside of the cheek
Other symptoms of Addison’s disease include:
- fatigue and weak muscles
- vomiting and diarrhea
- weight loss
- stomach pain