How Long Do Mosquito Bites Itch And Why?

logo by Editorial Staff | Updated on December 18th, 2022

Exact time: a few seconds to a few minutes

Mosquitoes are members of the Animalia kingdom. The presence of iron and protein in human blood aids mosquito egg production. The sucked region of the body becomes swollen. The pain and swelling may last a few seconds or a few minutes.

Mosquito Bite

The duration of itching significantly depends on the climate and the human body. Scientists have discovered more than 3500 species yet.

Mosquitoes have four basic stages of development: egg, larva, pupa, and imago.

Female mosquitoes are mostly responsible for sucking blood from humans. That is why only female mosquitoes bite people to obtain nourishment and energy.

What Happens if You Get Bitten by a Mosquito?

Mosquitos have a lengthy mouthpart (proboscis) that reaches far beyond the tops of their heads. It resembles a small needle. When a mosquito bites you, this mouthpart punctures your skin, sucking your blood and secreting saliva into your bloodstream.

What Causes Mosquito Bites to Itch?

Every year, many individuals are bitten by mosquitos, yet the effects vary from person to person. When mosquitoes bite, they extract blood while injecting saliva. Their saliva includes proteins as well as an anticoagulant.

Proteins are foreign molecules that activate the immune system. To combat them, the body’s immune system produces histamine, a chemical that aids in delivering white blood cells to the damaged region. Itching, inflammation, and edema are all caused by histamine.

When a person is bitten for the first time, they may not respond. This is because their bodies have not yet developed a reaction to the alien invader. Furthermore, some people may not experience any bites at all. Others may develop tolerance with time.

When an irritant bite does emerge, it’s useful to know which medicines help to relieve the itching.

Does Scratching Aggravate the Situation?

Scratching insect bites may aggravate the irritation.

Mosquito bites itch as a result of irritation. Scratching an already irritated region worsens inflammation rather than easing irritation. This irritates the region even more.

Scratching may also raise the risk of infection if the skin is broken. If the wound becomes infected, it will be considerably itchier and take much longer to heal.

What Is the Duration of Mosquito Bites Itching?

The itching caused by mosquito bites is extremely painful and causes unease. Mosquitoes consume blood from the bite site. As a result of the allergic reaction, the affected area swells and itches for a long time. The tropical temperature and summer season are prime periods for mosquitoes to bite.

The mosquito’s mouthparts are made up of many tubes. The tube’s role is to suck up blood and transport the saliva into the blood artery. Mosquitoes utilize their saliva to smooth the flow of blood. That is why saliva acts as an anticoagulant throughout the procedure.

Each person’s body reacts differently to a mosquito bite. Some people have large red skin lumps on their skin, while others have little patches with swelling around them. The injected saliva causes redness and irritation.

Swelling and mosquito bites on the person’s top face might linger for many years. Compared to other body parts, the skin of the face is the most sensitive. Mosquitoes transmit a variety of severe illnesses, including the Zika virus, dengue fever, and malaria.

Mosquito bites cause responses ranging from a few seconds to a few minutes. It may take up to a week for the effects to subside. Here are the many mosquito bite allergies and their responses.

Mosquito Bites AllergiesReaction Period
Skeeter SyndromeMore than 24 hours
Systematic ReactionFew hours or Days

Why Do Mosquitos Bites Itch for Such a Long Time?

The completion of the initial blood meal signals the start of the female mosquitoes’ resting phase. When the intestines are full, they begin to eliminate proboscis. A peritrophic membrane separates the blood from other substances in the stomach.

Female mosquitoes require blood as a meal to begin the egg development process. Female mosquitos have special mouthparts to swallow blood and other sugary liquids. The saliva of a mosquito has a large number of protein characteristics that are allergenic to human bodies.

Soreness and itching are caused by histamine, which is produced during the saliva response. Histamine is a compound that helps white blood cells reach the damaged area. The human immune system is extremely sensitive to mosquito saliva.

Rubbing or scraping the affected area might aggravate it. Female mosquitoes are stimulated to generate eggs by the presence of nutrients in human blood. Mosquito bites can cause a variety of life-threatening infections. Wheal and flare responses are also included.

There are several anti-itching drugs on the market to treat itching. Aside from that, other home remedies might provide quick relief.

Who Is Most Likely to Get Bitten by a Mosquito?

Mosquitoes attack everyone. However, some circumstances may cause mosquito bites. These are some examples:

  • I’m dressed in dark colors.
  • Perfume is on.
  • Type of blood.
  • The body’s temperature.
  • Visiting a location where mosquito-borne illnesses are active.
  • Spending time beside a body of still water.

How to Get Rid of Itchy Mosquito Bites

Several tried-and-true techniques for alleviating the itch of a mosquito bite, such as calamine lotion or hydrocortisone cream. Still, the methods individuals employ in practice are practically limitless!

Here are a few more home cures for mosquito bite itch:

Don’t scratch

While it may seem apparent, the less you scratch the bite, the less it will be irritated and inflamed.


Antihistamines are a common therapy for mosquito bites. Histamine is a substance that your immune system produces. When you are exposed to an allergen, your body produces histamine. Mosquito bites itch due to histamine. An antihistamine can be taken as a tablet or applied directly to your mosquito bite as a cream or ointment.


Hydrocortisone is a corticosteroid mixed with an anesthetic to reduce pain. It alleviates itchiness and edema. As a cream or ointment, you can apply it immediately to your mosquito bite.

Aloe vera gel

Aloe vera is a kind of succulent plant. Salicylic acid, found in the gel of its leaves, soothes itching and discomfort. You may apply aloe gel immediately to the bite of a mosquito.

Tea with chamomile

Chamomile tea is made from dried chamomile flowers. Terpenoids and flavonoids are natural compounds with antioxidant and antihistamine qualities found in dried chamomile flowers. Fill a cup halfway with water and add a chamomile tea bag.

Allow the tea bag to soak in the water for at least 20 minutes or until the water is deep gold-brown. Squeeze the tea bag to remove extra water after removing it from water.

Apply the tea bag to your mosquito bites for at least 10 minutes before wiping them with a clean cloth. Refrigerate the wet tea bag in a jar so you may use it on your bits throughout the day.


Honey contains several anti-itch and anti-pain effects. Honey includes an enzyme known as catalase, which relieves mild inflammation. Apply a thin layer of raw honey to your mosquito bites. You may also place a bandage on your honey-covered bites to avoid making a sticky mess.


Oatmeal includes gluten, which can help relieve itching from mosquito bites. To cure mosquito bites, the best approach to utilizing oatmeal is to crush it into a fine powder (colloidal oatmeal) in a blender or food processor.

Combine the oatmeal powder and warm water to make a thick, sticky mixture. Apply enough oatmeal paste to your mosquito bites to cover them thoroughly. Wipe away the paste with a clean cloth after at least 10 minutes.

Paste of Baking Soda

Make a paste with one tablespoon of baking soda and adequate water. After 10 minutes, wash off the mixture from the bite.

Ice it

An ice bag or cold pack applied to a mosquito bite helps decrease inflammation and hence the itch.

Warm It Up

The antidote to the same therapy. Applying heat to a bite may also help reduce pain and itching. Turn the shower up to the highest setting you can tolerate and immerse that bite in hot water.

Evening Primrose Oil

Applying primrose oil to a mosquito bite as a natural cure can assist with swelling and irritation.

Hazel (Witch Hazel)

Another natural alternative is witch hazel. A dab applied to a painful mosquito bite can reduce inflammation and speed recovery.

Juice of Lime

As an anti-inflammatory, rub a slice of lemon or lime on the afflicted region.

When Should You See a Doctor?

Mosquito bites can get infected, causing them to recover more slowly. A person should consult a doctor if they feel they have an infection.

Mosquito bites can cause severe allergic reactions in certain people. Biting these persons may result in anaphylactic shock.

Among the symptoms are:

Breathing difficulties, face edema, and hives

If a person has anaphylactic shock, they require immediate medical attention, generally an epinephrine injection via an EpiPen.

Some persons may have the following symptoms as a result of mosquito bites:

Fever, swollen joints, blisters, rashes, and hives

If a person experiences these symptoms, they should consult a doctor. In the initial case, a doctor often offered over-the-counter antihistamines to address these symptoms.

Aedes aegypti or Aedes albopictus mosquito bites are associated with various illnesses. Zika, dengue, and chikungunya are among them.

The chance of contracting a disease from a mosquito is minimal in the United States.

If someone plans a trip to a place where mosquitoes may transmit disease, they should see their doctor. A doctor can advise you on the best strategy to keep safe and avoid illness.

How Can I Avoid Mosquito Bites?

There are various techniques to avoid mosquito bites. These are some examples:

  • Getting rid of any standing water.
  • Avoiding travel to contaminated areas.
  • Using an Environmental Protection Agency-registered insect spray (typically containing DEET).
  • Wearing thick clothing, such as long pants and sleeves. Mosquitoes can bite through flimsy clothing.
  • Using screens to cover windows and doors.
  • Keeping inside at the peak of mosquito activity (dusk and dawn).
  • Using chemicals to repel mosquitoes on clothes, tents, and net covers.
  • Sleeping with netting over my head.

When visiting a region where a mosquito-borne illness is active, it is critical to observe safety precautions. When pregnant, it is risky to travel to places with rampant mosquito-borne illnesses.

The Zika virus can harm a baby if transmitted to a pregnant mother (possibly causing congenital disabilities). Sexual contact can potentially spread the infection. If you’ve been to a Zika-infected area, it’s critical to safeguard yourself and your spouse.


There are various methods for reducing the irritation caused by a mosquito bite.

The itching will subside even if you don’t use any of these remedies; however, you have additional symptoms such as difficulty breathing, edema, or fever. These signs point to the necessity for medical attention. Don’t put it off until it becomes a major concern for your health.


Editorial Staff

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