Prevalence of Allergic Diseases in India
- Overall Prevalence: Approximately 20–30% of India's population suffers from at least one allergic disease, including asthma, allergic rhinitis, atopic dermatitis, food allergies, or drug allergies.
- Asthma: India has an estimated 37.5 million asthma patients, with about 40–50% of pediatric cases being uncontrolled or severe. The prevalence of asthma has increased from 41.9 per 1,000 individuals in 2004–05 to 54.9 per 1,000 in 2011–12.
- Allergic Rhinitis (AR): A systematic review suggests that AR affects approximately 1 in every 6 people in India.
- Atopic Dermatitis (AD): In 2021, India reported the highest number of atopic dermatitis cases globally, with 12.9 million individuals affected.
- Food Allergies: Studies in Karnataka indicate that sensitization to common food allergens is present in 20% of children and 25% of adults.
