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Allergic rhinitis and asthma are both conditions that affect the respiratory system, and they can be linked in some individuals. This link is referred to as “One airway, one disease.” Let’s explore how these conditions are related and what precautions can be taken during the rainy season:

1. Link between Allergic Rhinitis and Asthma: Allergic rhinitis, commonly known as hay fever, is an allergic reaction that occurs when the immune system overreacts to allergens such as pollen, dust mites, pet dander, or mold spores. When these allergens are inhaled, they can cause inflammation in the nasal passages, leading to symptoms like sneezing, runny nose, and nasal congestion.

In some individuals, the inflammation triggered by allergic rhinitis can extend further down the respiratory tract and affect the airways, leading to asthma symptoms. This phenomenon is known as “One airway, one disease.” When the allergens reach the lower respiratory tract, they can cause wheezing, coughing, chest tightness, and difficulty breathing.

2. Precautions During Rainy Season: The rainy season can exacerbate allergic rhinitis and asthma symptoms due to increased humidity, mold growth, and other environmental factors. Here are some precautions you can take to manage these conditions during the rainy season:

a. Avoid Allergen Exposure:

• Stay indoors on days with high pollen counts, especially during early mornings and evenings when pollen levels are usually higher.
• Keep windows closed to prevent pollen and mold spores from entering your home. Use air conditioning if necessary.
• Avoid outdoor activities like gardening during peak pollen times.
• Clean and dust your home regularly to minimize dust mites and pet dander.

b. Prevent Mold Growth:

• Check your home for any leaks or areas with excess moisture, as these can promote mold growth.
• Use a dehumidifier to maintain indoor humidity levels between 30-50%, which discourages mold growth.
• Clean and dry damp areas like bathrooms and kitchens regularly.

c. Take Medication as Prescribed:

• If you have prescribed medications for allergic rhinitis and asthma, continue taking them as directed by your healthcare provider, even if you feel better.
• Have an updated asthma action plan and ensure you understand how to use your rescue inhaler properly.

d. Wear Protective Gear:

• If you need to venture outdoors during high pollen periods, consider wearing a pollen mask to reduce exposure to allergens.
• For those with mold allergies, using a mask while cleaning damp areas can help minimize exposure.

e. Consult a Healthcare Professional:

• If your symptoms worsen during the rainy season or you experience difficulty breathing, seek medical attention promptly.

Remember, individual responses to allergens can vary, so it’s essential to understand your specific triggers and work with your healthcare provider to develop a personalized management plan for allergic rhinitis and asthma. Following these precautions can help you better cope with these conditions during the rainy season.

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Dr. Rajendra Takhar (Choudhary) M.B.B.S., MD (Respiratory Medicine). FNCCP. FUAPM

Member of Europeon Respiratory Society

Associate Professor (Department of Respiratory Medicine)

Medical College Hospital, Ranghari Road, Kata (Raj)

Consultant Pulmonologist (Allergy, Asthma, TB. Sleep Disorder & Chest Specialist)