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February 17, 2025

Allergy 101: Everything You Need to Know About Testing and Treatment

Person receiving allergy test during peak pollen season

A Beginner-Friendly Guide to Understanding Allergies with Southern Nevada Allergy

What’s Up With Allergies?

Have you ever stepped outside on a beautiful spring morning only to be met with a sneezing fit, itchy eyes, or a stuffy nose? If so, you’re not alone! Allergies affect millions of people worldwide, making everyday activities—like enjoying a picnic, playing with pets, or even eating certain foods—a bit more challenging.

So, what exactly is an allergy? It all comes down to your immune system overreacting to substances that are usually harmless, such as pollen, pet dander, or certain foods. Instead of ignoring these substances, your body goes on high alert, releasing chemicals like histamine that lead to uncomfortable (and sometimes dangerous) symptoms.

If allergies are interfering with your daily life, getting tested and treated is key to finding relief. That’s where Southern Nevada Allergy comes in! As experts in allergy care, we offer a range of tests and treatments to help you breathe easier, feel better, and get back to living your life—without the constant sneezing.

Let’s break it all down in this beginner-friendly guide to allergies, testing, and treatment!

Understanding Allergies

What Are Allergies?

An allergy is your body’s over-the-top reaction to something that isn’t actually dangerous. Think of it like a false alarm—your immune system mistakenly identifies a harmless substance as a threat and goes into defense mode, triggering symptoms like sneezing, swelling, or even difficulty breathing.

Common Allergy Triggers: Food Allergies and More

Allergens come in all shapes and sizes, and they affect people in different ways. Here are some of the most common culprits:

  • Seasonal Allergies (Hay Fever): Pollen from trees, grass, and weeds
  • Indoor Allergies: Dust mites, pet dander, mold
  • Food Allergies: Peanuts, dairy, shellfish, eggs, soy, wheat
    • Pollen Food Allergy Syndrome: Affects individuals with hay fever, causing allergic reactions when consuming certain fresh fruits, vegetables, nuts, and spices due to cross-reactivity with pollen proteins
  • Insect Allergies: Bee stings, fire ant bites
  • Medication Allergies: Penicillin, aspirin, ibuprofen
  • Skin Allergies: Fragrances, metals (like nickel), latex

Common Allergies

Allergies are a widespread condition that affects millions of people globally. They can manifest in various forms, each triggered by different allergens. Here are some of the most common types:

  • Pollen Allergy: Often referred to as hay fever or allergic rhinitis, this allergy is triggered by proteins in pollen from trees, grasses, and weeds. It can cause symptoms like sneezing, runny nose, and itchy eyes.
  • Food Allergy: This occurs when the immune system reacts to specific proteins in foods. Common food allergens include peanuts, tree nuts, milk, eggs, fish, shellfish, wheat, and soy.
  • Dust Mite Allergy: Dust mites are tiny insects that thrive in bedding and carpets. Their waste products can trigger allergic reactions, leading to symptoms like sneezing and congestion.
  • Pet Allergy: Allergies to pets are usually caused by proteins found in the dander, urine, or saliva of animals like cats and dogs.
  • Insect Sting Allergy: Some people are allergic to the venom from insect stings, such as those from bees or wasps, which can cause severe reactions.

Understanding these common allergies can help you identify potential triggers and seek appropriate treatment.

Allergy Symptoms

Allergic reactions can range from mild to severe, depending on the trigger and your body’s response. Here’s what to look out for:

  • Mild Symptoms: Sneezing, runny nose, itchy eyes, mild skin rash
  • Moderate Symptoms: Hives, swelling, stomach discomfort
  • Severe Symptoms: Anaphylaxis (difficulty breathing, swelling of the throat, drop in blood pressure—this is a medical emergency!)

Understanding Allergic Reactions

An allergic reaction occurs when your immune system mistakenly identifies a harmless substance as a threat and overreacts to it. This overreaction can lead to a range of symptoms, from mild to severe, and in some cases, can be life-threatening.

  • Mild Allergic Reactions: These may include symptoms such as a runny nose, itchy eyes, and sneezing. While uncomfortable, they are generally manageable with over-the-counter medications.
  • Severe Allergic Reactions: More serious symptoms can include difficulty breathing, rapid heartbeat, and a significant drop in blood pressure. These reactions require immediate medical attention.
  • Anaphylaxis: This is a severe allergic reaction that can be life-threatening if not treated promptly. Symptoms include swelling of the throat, difficulty breathing, and a sudden drop in blood pressure. Anaphylaxis is a medical emergency and requires immediate intervention.

Recognizing the signs of an allergic reaction and understanding its severity can help you respond appropriately and seek necessary treatment.

Visual guide showing various common allergy triggers and symptoms

Allergy Testing: How We Identify Your Triggers

If you suspect allergies but aren’t sure what’s causing them, an allergy test can provide answers. At Southern Nevada Allergy, we offer three types of tests to pinpoint your specific triggers.

Skin Prick Testing (Quick & Easy!)

Best for: Pollen, pet dander, dust mites, mold, food allergies

  • A tiny amount of different allergens is applied to your skin using a small prick or scratch.
  • If you’re allergic, a red bump (like a mosquito bite) will appear within 15–20 minutes.
  • This is the most common allergy test and provides fast, accurate results!
Doctor explaining personalized allergy treatment options to patient

Blood Testing (For Severe or Complex Allergies)

Best for: Food allergies, medication allergies, people with skin conditions

  • A simple blood draw is sent to a lab to measure IgE antibodies (your body’s immune response to allergens).
  • Ideal for patients who can’t do skin testing due to medication use or skin conditions.
  • Results take a few days but provide valuable insight into your body’s allergy profile.

Patch Testing (For Skin Allergies & Reactions)

Best for: Contact dermatitis (reactions to fragrances, metals, chemicals)

  • Small patches with allergens are placed on your back for 48 hours.
  • After two days, we check for skin reactions to identify the culprit.
  • This is a great way to diagnose allergies to cosmetics, jewelry, and cleaning products.
Different methods of allergy testing demonstrated in clinical setting

Allergy Treatment Options at Southern Nevada Allergy

Once we’ve identified your triggers, we’ll create a custom treatment plan to help you manage your symptoms and improve your quality of life.

Medications for Symptom Relief

For mild to moderate allergies, medications can help you feel better fast:

  • Antihistamines (Claritin, Zyrtec, Allegra) – Block histamine to reduce sneezing & itching.
  • Decongestants (Sudafed) – Clear up nasal congestion.
  • Nasal Sprays (Flonase, Nasonex) – Reduce inflammation for long-term relief.

Allergy Immunotherapy (Allergy Shots for Long-Term Relief!)

If you’re tired of taking meds every day, immunotherapy trains your immune system to stop overreacting to allergens.

  • Allergy Shots (SCIT – Subcutaneous Immunotherapy)
    • A series of injections with tiny doses of allergens to build tolerance over time.
    • Given weekly at first, then monthly for long-term relief.
  • Allergy Drops (Sublingual Immunotherapy – SLIT)
    • Drops placed under the tongue instead of shots.
    • Perfect for kids and busy adults who want an at-home treatment option.
Patient receiving immunotherapy treatment for long-term allergy relief

Lifestyle Adjustments & Prevention Tips

  • Use HEPA filters in your home to trap allergens.
  • Shower after spending time outside to rinse off pollen.
  • Vacuum & dust regularly to reduce indoor allergens.
  • Monitor Austin’s pollen count and limit outdoor activities on high-pollen days.

Food Allergies

Food allergies occur when the immune system reacts to specific proteins found in certain foods. These reactions can range from mild to severe and can affect individuals of all ages. Common food allergens include:

  • Peanuts: One of the most common and potentially life-threatening food allergies.
  • Tree Nuts: Includes allergies to nuts like walnuts, almonds, and cashews.
  • Milk: Often seen in infants and young children, this allergy is a reaction to proteins found in milk.
  • Eggs: An allergy to proteins in eggs, which can cause various symptoms.
  • Fish and Shellfish: Allergies to finned fish and shellfish such as shrimp and lobster.
  • Wheat: An allergy to proteins found in wheat, which can cause digestive and respiratory symptoms.
  • Soy: A reaction to proteins in soybeans, commonly found in processed foods.

Understanding food allergies and identifying food allergens is crucial for managing symptoms and avoiding severe allergic reactions.

Pollen Allergy

Pollen allergy, also known as hay fever or allergic rhinitis, is an allergic reaction to proteins found in pollen from trees, grasses, and weeds. This type of allergy is particularly common during certain seasons when pollen counts are high. Symptoms of pollen allergy include:

  • Runny Nose: A common symptom that can be persistent and bothersome.
  • Itchy Eyes: Often accompanied by redness and watering.
  • Sneezing: Triggered by the release of histamine in response to pollen.
  • Congestion: Can make it difficult to breathe and affect daily activities.

Managing pollen allergies involves avoiding exposure to pollen, using medications, and implementing lifestyle changes to reduce symptoms.

Risk Factors and Complications

Several risk factors and complications are associated with allergies, which can affect the severity and management of allergic reactions:

  • Genetic Predisposition: A family history of allergies can increase the likelihood of developing allergic conditions.
  • Environmental Factors: Early exposure to allergens, changes in diet, and other environmental factors can contribute to the development of allergies.
  • Atopic Dermatitis: This skin condition can increase the risk of developing other allergic reactions.
  • Allergy Shots: Also known as immunotherapy, this treatment can help reduce symptoms and provide long-term relief for some allergies.
  • Severe Allergies: Can lead to anaphylaxis, a life-threatening allergic reaction that requires immediate medical attention.
  • Food Additives: Certain additives, such as MSG and tartrazine, can trigger allergic reactions in some individuals.
  • Blood Pressure: Severe allergic reactions, like anaphylaxis, can cause a dangerous drop in blood pressure.
  • Allergic Symptoms: These can range from mild to severe and include hives, itching, and difficulty breathing.

Understanding these risk factors and complications can help in managing allergies effectively and reducing the risk of severe allergic reactions.

Why Choose Southern Nevada Allergy?

We’re not just another allergy clinic—we’re a team of specialists dedicated to helping you feel your best! Here’s why patients choose us:

  • Board-certified allergy experts with decades of experience.
  • Personalized treatment plans tailored to your specific allergies.
  • Convenient locations across Austin & Central Texas.
  • Cutting-edge immunotherapy options for lasting relief.
  • A compassionate, patient-first approach to allergy care.

Ready to Breathe Easier? Take Control of Your Allergies Today!

Allergies don’t have to control your life—you have options! Whether you’re tired of dealing with constant sneezing, itchy eyes, or food sensitivities, finding the right treatment can make all the difference. At Southern Nevada Allergy, we’re committed to helping you identify your triggers, manage your symptoms, and find long-term relief through expert care.

Ready to breathe easier? Don’t let allergies hold you back from enjoying the things you love. Whether you need testing, treatment, or a personalized plan for lasting relief, we’re here to help every step of the way.

Schedule an appointment today and take the first step toward allergy freedom.
Call us at 512-732-2774 or visit Southern Nevada Allergy to book your consultation.

Let’s kick those allergies to the curb—so you can live, breathe, and feel better every day!