What Are Blocked Sweat Glands? (2024)

If your hair follicles get blocked in areas where you also have many oil and sweat glands, you may first notice them as pimple-like bumps on your skin. They may be in places where you normally don’t have breakouts. Over time they can become painful or maybe get infected and turn into scars.

The condition is also called hidradenitis suppurativa (HS) or acne inversa. It happens when the shafts where hair grows out of your skin, called follicles, get blocked.

There’s no cure for the condition, but treatments can make flares happen less often. A healthy lifestyle can help a lot, too.

What Causes Blocked Hair Follicles?

Doctors don’t know for sure. Many think hormones might play a role, since the condition usually hits after puberty and breakouts can flare for women around the time they have their periods. The problem is three times more common for women than for men.

It may also happen because of your immune system. Most people get clogged hair follicles from time to time, but if you have HS, your body may be overreacting to those blockages.

Your genes may make a difference, too. One-third of people who have the condition are related to someone else who has it.

Doctors know whatdoesn’tcause the condition:

  • It doesn’t happen because you don’t wash yourself well enough.
  • You can’t catch the disease from someone else.

Other things can trigger breakouts:

  • Smoking
  • Being overweight
  • For women, getting your period
  • Hormone changes
  • Heat
  • Sweating

What Are the Symptoms?

At first, blocked hair follicles usually look like breakouts of pimples or boils. They usually form in places where your skin rubs together, like your armpits or groin.

If you’re a woman, you’re more likely to have them on your genitals, upper thighs, or under your breasts. For a man, they happen more on your genitals and around your anus. The bumps may come and go or just stay the same. You might get them in the same spot every time, or they might move around your body.

If your condition gets worse, you may have:

  • Deep breakouts that hurt
  • Bumps that burst, and maybe leak fluid that smells bad
  • Scars after your breakouts heal. They may get thicker over time.
  • Skin that looks spongy because of deep lines called tracts
  • Infections
  • In rare cases, skin cancer

Your symptoms might change quickly, so blocked hair follicles can look different at different times. One week you might have bumps leaking fluid, and the next, the area may be cleared up.

Once you start to notice these breakouts, see your doctor as soon as you can to start tackling the problem. You can get treatments that can help clear your skin and maybe prevent more breakouts and complications.

What Are Blocked Sweat Glands? (2024)

FAQs

What Are Blocked Sweat Glands? ›

Hair follicles and glands which produce sweat on the underarms, groin, buttocks and under the breasts for some women, become clogged, unable to slough out dead skin cells. When this happens, the clogged follicle or gland provides a breeding ground for bacteria.

How do you know if your sweat glands are blocked? ›

If the ducts become narrowed or clogged, the sweat is trapped in the skin. This can cause redness, itching, and small blisters. The rash often appears on the torso and thighs, especially where skin touches skin. Prickly heat tends to be more common in hot, humid climates.

How to treat a blocked sweat gland? ›

Treating hidradenitis suppurativa
  1. Antibiotics. If you have lumps that are particularly painful, inflamed and oozing pus, you may be prescribed a 1- or 2-week course of antibiotics, if test show that you have a bacterial infection. ...
  2. Antiseptics. ...
  3. Retinoids. ...
  4. Contraceptives. ...
  5. Immunosuppressive treatments. ...
  6. Steroids. ...
  7. Surgery.

What does blocking sweat glands do? ›

This plugs the sweat glands. When your body senses that its sweat glands are plugged, this should signal your body to stop producing so much sweat. Side effects: Where they apply the antiperspirant, some people develop: Burning sensation.

What does a blocked gland in the armpit feel like? ›

A swollen lymph node may be painful and tender to the touch. In some cases, it will be visibly enlarged under the skin, but in others, it will be smaller or deeper in the body and only apparent when touching the area.

What is the best medicine for blocked sweat glands? ›

For more widespread disease, your health care provider might prescribe antibiotic pills, such as doxycycline, or Monodox; clindamycin, or Cleocin; rifampin, or Rimactane; or more than one of these medicines. Rifampin also is known as rifampicin. People with severe disease might need to take antibiotics for months.

What naturally blocks sweat glands? ›

Natural remedies include herbs, including St John's Wort, Sage, castoreum, and argentums. Other natural remedies that may decrease sweating include biofeedback, hypnosis and relaxation techniques.

How can I unclog my sweat glands in my feet? ›

Your podiatrist will likely perform curetting of the lesion which should not cause you pain. Other options your doctor may offer for treatment are injections into the area or use of diluted acids to get rid of the clogged sweat gland entirely.

How can I stimulate my sweat glands? ›

Exercising intensively or regularly exposing yourself to heat will lead you to not only develop more sweat glands, but for them to grow larger.

What do inflamed sweat glands look like? ›

It most commonly appears as multiple large nodules (solid, raised bumps), abscesses (red, swollen, warm, tender bumps or lumps with pus inside), and tunnels (holes in the skin that may contain fluid such as pus) in these areas. The nodules and abscesses gradually get larger and drain pus.

How do you detox your sweat glands? ›

Most armpit detoxes use a homemade mask of bentonite clay and apple cider vinegar. Some also include water to dilute the vinegar. Others use equal parts bentonite clay and coconut oil for a more soothing, hydrating mix that still has some antibacterial properties, thanks to the coconut oil.

How long does SweatBlock last? ›

SweatBlock effectiveness may vary based on individual body chemistry, but the average effectiveness is 6.4 days of dry per usage (based on an ongoing customer survey).

Does deodorant block sweat glands? ›

Deodorants offer two forms of protection against odor. The first is antimicrobial properties that reduce the number of bacteria producing odor. The second is a fragrance that masks odor that is produced. Antiperspirants, meanwhile, block your body's eccrine glands, which make sweat.

How to open blocked sweat glands? ›

Laser therapy and cryosurgery are promising treatments for HS. They use beams of light or cold gases to destroy the hair follicles that get infected and remove HS bumps. Some people's breakouts clear up after a few treatments. Deroofing surgery is a treatment for people with painful HS that comes back over and over.

What causes sweat glands to clog? ›

What causes blocked sweat glands? Many studies show that hormones are an important factor associated with blocked sweat glands, as this problem often occurs after puberty and acne can flare up in women around the age of 10.

How do you unblock lymph nodes in your armpit? ›

Place hand in the left armpit against the ribcage, slowly gently stretch the skin toward the back and then up towards the armpit (stationary circles), repeat 5 times. Complete on the right side if directed by therapist.

What are the symptoms of high sweat glands? ›

Hyperhidrosis (hi-pur-hi-DROE-sis) is excessive sweating that's not always related to heat or exercise. You may sweat so much that it soaks through your clothes or drips off your hands. Heavy sweating can disrupt your day and cause social anxiety and embarrassment.

How to unblock sweat glands heat rash? ›

Heat rash usually eases up after the skin is cooled down. Bathing in cool water can help with this. Washing the skin gently can also unclog the pores. This is crucial since clogged pores contribute to heat rash.

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