Understanding Seasonal Allergies

Seasonal allergies occur when the immune system reacts to airborne allergens like pollen or outdoor mold. Pollen from trees, grasses, and weeds are some of the most common triggers. They tend to appear during the spring, summer, and fall months.

Common allergy symptoms may include:

• Sneezing
• Runny or congested nose
• Itchy or watery eyes
• Postnasal drip
• Fatigue
• Headaches or sinus pressure

Many people notice symptoms worsen after spending time outdoors or during high pollen days. In recent years, allergy seasons have also become longer and more intense in some areas due to changing climate patterns and increased pollen production.

Seasonal allergies may seem like a minor inconvenience, but they can affect quality of life more than many people realize. Allergy & Asthma Network reports that allergic rhinitis contributes to an average of 3.6 missed workdays per year and billions of dollars in healthcare costs annually.

Allergies or Illness? How to Tell the Difference

One of the biggest challenges during allergy season is figuring out whether symptoms are caused by allergies or an illness like a cold, flu, or another respiratory infection.

While symptoms can overlap, there are a few common differences:

A key difference is that seasonal allergies typically do not cause fever. Itchy or watery eyes are also more commonly associated with allergies than with colds.

Timing can also offer clues. If symptoms appear after spending time outdoors, during high pollen days, or around the same time each year, allergies may be more likely. On the other hand, if symptoms include fever, chills, significant fatigue, or body aches, it may be worth checking with a healthcare provider.

If you are unsure, especially if symptoms feel severe or persistent, it is always appropriate to seek medical guidance.

Practical Ways to Manage Allergy Symptoms

While it may not be possible to avoid pollen completely, small changes can help reduce exposure and improve comfort throughout allergy season.

Simple Ways to Reduce Allergy Triggers

Some helpful strategies include:

• Checking local pollen counts before spending time outdoors
• Keeping windows closed during high pollen days
• Showering and changing clothes after being outside for long periods of time
  
• Washing bedding regularly
• Using air purifiers and air conditioning when possible

Many people also find it helpful to avoid outdoor activities midday or early afternoon, when pollen counts are at their peak.

Over-the-Counter Symptom Relief

Several over-the-counter options may help manage seasonal allergy symptoms, including:

• Antihistamines
• Nasal sprays
• Saline rinses
• Allergy eye drops

Not every treatment works the same way for everyone, and some medications may cause drowsiness or interact with other medications. Reading labels carefully and speaking with a pharmacist or healthcare provider can help determine which option may be most appropriate for your needs.

Don’t Ignore Sleep and Hydration

Allergies can affect sleep quality, which may contribute to daytime fatigue and difficulty concentrating. Staying hydrated, resting when possible, and managing congestion early may help improve overall comfort and energy levels.

When to Seek Professional Care

For many people, seasonal allergies can be managed with lifestyle changes and over-the-counter medications. But if symptoms persist or treatments are not providing relief, speak with a healthcare provider if…

• Symptoms last for several weeks
• Allergy symptoms interfere with your sleep or daily activities
• Over-the-counter treatments are not helping
• You experience frequent sinus infections
• You have wheezing, shortness of breath, or worsening asthma symptoms

A healthcare provider such as a board-certified allergist may recommend additional treatment options. These may include prescription medications, allergy testing, and immunotherapy (allergy shots or tablets) to help identify and manage symptoms more effectively.

Staying Comfortable During Allergy Season

Seasonal allergies are common, but they do not have to take over your life. Understanding your triggers, recognizing the difference between allergies and other types of illnesses, along with taking steps to manage symptoms, can make a significant difference during allergy season.

If symptoms continue to interfere with your comfort, focus, or quality of life, support is available. Small changes — and the right care plan — can go a long way toward helping you feel your best throughout the season.

For more information, visit Allergy & Asthma Network. 

Founded in 1985, Allergy & Asthma Network is the leading nonprofit outreach, education, advocacy and research organization for people living with asthma, allergies and related conditions. Our mission is simple yet profound: to advance patient-centered research and advocate for better outcomes, access to care, education, and treatments that lead to improved health and quality of life. We specialize in making medically accurate information understandable to all, promote evidence-based care, and foster collaboration among patients, clinicians, researchers, advocates and policymakers.

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