World Asthma Day

World Asthma Day is observed each year on the first Tuesday of May and is organised by the Global Initiative for Asthma (GINA). The day aims to improve asthma awareness and care around the world by bringing together patients, families, doctors, nurses, policymakers and the general public.

History

World Asthma Day was first held in 1998 during the World Asthma Meeting in Barcelona. Since then, GINA and its partners have marked the day every year with a specific theme focusing on topics such as better diagnosis, long-term control, air quality and equal access to treatment. Through conferences, public campaigns, screening camps and educational materials, the day has become one of the most important global events dedicated to chronic respiratory disease.

Asthma is a chronic inflammatory disease of the airways that makes breathing difficult. It affects an estimated 260 million people worldwide and can cause repeated episodes of wheezing, chest tightness, coughing and shortness of breath. Although asthma cannot usually be cured completely, it can almost always be controlled so that people can live full, active lives—if they receive the right medicines, learn correct inhaler technique and avoid or reduce exposure to their personal triggers.

Why it matters

Uncontrolled asthma can lead to frequent night-time symptoms, missed school or work days, hospital admissions and in severe cases, life-threatening attacks. Many of these problems occur because people do not know that their symptoms are due to asthma, do not get regular medical follow-up, or do not use their inhalers properly. Some patients rely only on quick-relief inhalers and ignore the need for controller medications that reduce long-term inflammation in the lungs.

World Asthma Day raises awareness that correct diagnosis, personalised treatment plans and good inhaler technique can keep most people with asthma free of serious attacks. It encourages patients to work with their doctors to create an asthma action plan that explains what to do when symptoms get worse, when to adjust medicines and when to seek emergency care. The day also calls for cleaner air, smoke-free environments and better access to affordable inhalers and spacers, especially in low- and middle-income countries.

Key facts

In Bangladesh

In Bangladesh, World Asthma Day has particular importance because air quality in cities such as Dhaka, Gazipur, Narayanganj and Chattogram frequently reaches unhealthy levels. Brick kiln emissions, construction dust, vehicle exhaust and seasonal weather patterns all contribute to smog and fine particles that irritate the lungs. For people with asthma, this pollution can easily trigger wheezing and acute attacks, especially during the dry winter months and early spring.

Indoor air can also be a problem where people cook with solid fuels, keep doors and windows closed for long periods, or are exposed to tobacco smoke. Children, the elderly and those with other lung or heart diseases are especially vulnerable. On World Asthma Day, hospitals, medical colleges and respiratory societies in Bangladesh often organise awareness programmes, free lung function tests, counselling on correct inhaler technique and advice on avoiding triggers.

The day is used to remind the public that asthma is not simply "cold" or "allergy" that will go away on its own. Early diagnosis, regular follow-up with a doctor—such as a pulmonologist, chest specialist or allergy specialist—and daily use of prescribed controller inhalers can prevent most severe attacks. It also highlights the need for stronger policies on air pollution control and smoke-free public places so that people with asthma can breathe more easily.