Please choose the correct ending to complete the given sentence: Health: [header] How to treat hyperpigmentation [title] Know the different types of hyperpigmentation. [step] Getting familiar with the types of hyperpigmentation will help you determine the right course of treatment and give you ideas for lifestyle changes you can make to prevent further discoloration from occurring. Understand that hyperpigmentation does not only occur on your face.

Ending1: It also affects all cells in your body. [title] Understand the cyclical processes in hyperpigmentation. Ending2: It can also happen on your body as well. [substeps] Feeling fur skin or an oily feeling is the first stage of hyperpigmentation. Ending3: Here are the four types of hyperpigmentation : [substeps] Melasma. This type of hyperpigmentation is caused by hormonal fluctuations, and is a normal occurrence during pregnancy. Ending4: In fact, there is a continuous source of stored or harmful heat in our bodies. [substeps] Exposure to heat changes by constricting your blood vessels.

Answer format: ending1/ending2/ending3/ending4