Why does my armpit have dark lines?

Why does my armpit have dark lines?

Dark underarms usually aren’t a sign of anything serious, but some people may find them embarrassing — especially during tank top and swimsuit season. Darkening is often due to a skin condition called acanthosis nigricans (AN). It causes skin to thicken and darken in folds around the body.

How do I get rid of the dark lines under my armpits?

Your first step to lighten underarms

  1. Change your brand of deodorant/antiperspirant. Some people switch to a natural alternative such as baking soda or apple cider vinegar.
  2. Stop shaving. Some people select waxing or laser hair removal instead.
  3. Exfoliate.
  4. Wear loose-fitting clothes.
  5. Stop smoking.

What does a dark line on the back of your neck mean?

Dark lines on the skin on the back of the neck (acanthosis nigricans) may be a sign of diabetes or insulin resistance in the body. The skin on the neck can darken due to hormonal disorders, sun exposure, and drug-induced or other skin-related conditions.

Why does the back of my neck look dirty?

The neck is a common place for dermatitis neglecta to develop, often because of insufficient cleansing with soap, water, and friction to remove excess skin cells. Also known as Zinsser-Engman-Cole syndrome, dyskeratosis congenita causes hyperpigmentation of the skin of the neck. The neck may look dirty.

Is it normal to have dark skin under your armpits?

How this works. Is this cause for concern? Your underarms should naturally be about the same shade as the rest of your skin. But sometimes, the skin in the armpits can turn a darker hue. Dark underarms usually aren’t a sign of anything serious, but some people may find them embarrassing — especially during tank top and swimsuit season.

What causes dark brown spots in the armpits?

With a deep lesion, fungi are found in the blood plasma. Rarely, the appearance of dark spots in the armpits can provoke pink and pityriasis versicolor. In the first case, lesions are usually located on the abdomen, back, arms and legs. For pityriasis lichen is characterized by the appearance of dark brown spots 1-5 cm in size.

When to see a doctor about dark patches under arms?

If you suddenly see dark patches under your arms and on other areas of your skin, see your dermatologist or primary care doctor right away. This could be a sign of more serious condition, like cancer.

Which is the back side of the arm?

The Superficial Back Arm Line (SBAL – Fig. 7.2D) is arrayed along the back side of the arm – trapezius, deltoid, lateral intermuscular septum, and extensors. Rotate your arm medially at the shoulder (no pronation allowed), so that the palm faces the floor and the olecranon of the elbow points back, as in Figure 7.2C.

How this works. Is this cause for concern? Your underarms should naturally be about the same shade as the rest of your skin. But sometimes, the skin in the armpits can turn a darker hue. Dark underarms usually aren’t a sign of anything serious, but some people may find them embarrassing — especially during tank top and swimsuit season.

What causes skin to darken around the neck and armpits?

Darkening is often due to a skin condition called acanthosis nigricans (AN). It causes skin to thicken and darken in folds around the body. Common areas of darkening include the: armpits. back of the neck. groin.

Why do some people have darker underarms than others?

Your skin color is determined by pigment cells called melanocytes. When these cells multiply more, they can turn the skin a darker color. Anyone can develop AN, but some people have a greater risk. People who have darker skin are to have darkening under their arms than people with lighter skin.

What does a dark patch on the back of your neck mean?

A dark patch (or band) of velvety skin on the back of your neck, armpit, groin, or elsewhere could mean that you have too much insulin in your blood. This is often a sign of prediabetes. The medical name for this skin condition is acanthosis nigricans.