World Hand Hygiene Day 2025: Ways to prevent eyes problems caused by infected hands in summers

World Hand Hygiene Day serves as a timely reminder that something as simple as handwashing can be an effective defence against infections—not just during pandemics, but also during seasonal health issues such as allergies. As summer arrives, many people develop itchy, watery eyes as a result of airborne allergies. But what most people don't realise is that unclean hands can aggravate or even induce eye infections and allergic reactions. Dr K Harsha, Head Clinical Services at Dr Agarwal's Eye Hospital, Bengaluru, explains that the relationship between hand cleanliness and eye health is especially important around this time of year.

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