UV rays can lead to freckles, sunspots, and age spots.
Pregnancy or birth control pills can cause melasma, also known as "pregnancy mask."
Healing acne lesions can leave behind dark spots or hyperpigmentation.
As we age, our skin produces less melanin evenly, leading to age spots or liver spots.
Some people are predisposed to certain types of skin spots due to their genetic makeup.
Skin conditions like eczema or psoriasis can cause patches of darker or lighter skin.
Certain medications can increase sensitivity to sunlight, leading to skin discoloration.
Injuries or surgeries can result in post-inflammatory hyperpigmentation or hypopigmentation.
Conditions like Addison's disease or Cushing's syndrome can affect melanin production.
Fungal infections like tinea versicolor can cause patches of lighter or darker skin.