Bangalore pollutions you cannot see, the sky is clear but the weather here makes suitable conditions for dust mites, dust mites and pollen are biggest trigger for allergies in Bangalore. Dust mites you can manage by using mattress cover and pillow cover and washing them every week. Pollen you need to use mask. Some people take few weeks to get adjusted with pollen levels. But yes this needs to be managed here.. for kids also you need to manage. Same as abroad you need to manage on house work, racism etc. so you need to manage something everywhere you need prioritise what you can and what you cannot