Life-Saving Solutions for Potentially Deadly Allergic Reaction

The Most Common Cause of Allergies Here, Says Wu, Is the House Dust Mite, Which Lives in Bedding, Clothing and Soft Furnishings Including Carpets, Curtains, Pillows and Duvets. the Cause Is Proteins in Dust-Mite Droppings, and – Later – the Dead Mite Carcasses.

Lower Humidity Lowers Dust-Mite Allergy Risk

“There Are Certain Times of the Year in Hong Kong When Allergies Tend to Be Worse, ” Wu Explains. House Dust Mites Are Sensitive to Humidity – They Multiply Fast in Warm Environments with High Humidity, Such as Above 70 per Cent, and Die When Humidity Falls Below 50 per Cent.

An Allergy Versus a Cold

The Common Cold and an Allergy Share a Common Symptom – Rhinitis, When the Membranes Inside the Nose Become Inflamed, Causing It to Run or Get Blocked – and While Both Often Present with Sneezing, Allergies Are Not Colds.

Nothing to Sneeze at: 8 Ways to Avoid Catching the Flu

Patients Who Suffer a Predominantly Nasal Allergy Often Complain of Congestion Due to Swelling of the Mucus Membrane, Wu Explains. If the Congestion Gets Really Bad, It Can Dull the Sense of Smell. This Swelling Can Even Impair Circulation and Cause Swelling and Dark Circles Around the Eyes.

Genetics and Exposure Lead to Allergic Sensitisation

Suffering an Allergy in Childhood Is Not Uncommon. Allergies Can Develop at Any Time in a Person’s Life, Says Wu.

The Lungs: How They Work, and How Coronavirus Hurts Them

Many Medications Are Available to Manage or Treat an Allergic Reaction, Including Topical Steroids and Antihistamines That Can Relieve Symptoms of Itching, Sneezing and Rhinitis.

What You Need to Know About Allergies – Their Causes, Symptoms, Treatment, and Ways to Avoid Them; a Specialist Explains

By Marcus Vance

• Oct 8, 2026 • 4 min read

What You Need to Know About Allergies – Their Causes, Symptoms, Treatment, and Ways to Avoid Them; a Specialist Explains

Direct Answer • Key Takeaway

Hong Kong-Based Specialist in Immunology and Allergy Dr Adrian Wu Notes That the Pattern of Allergy Seasons Across Continents Is Diverse, and Depends on Climate and Environmental Conditions. Hong Kong, a Small Place, Tends to Be More Homogeneous.

Marcus Vance

Cybersecurity & Digital Privacy Researcher

Marcus Vance is a cybersecurity auditor and technology writer dedicated to educating the public about online safety, data privacy regulations, enterprise security, and emerging cyber threats.

Tags: what you need know about allergies their causes symptoms treatment and ways avoid them specialist