India, June 18 -- Almost every person on the planet is aware of the sensation of being bitten by a mosquito. It is uncomfortable, itchy, and in some cases, leads to a visible bump and redness on the skin.

It is often observed that the reaction to a mosquito bite differs from person to person. For some, the bump and redness are minimal, almost non-existent. However, in others, it might be very prominent and spread over a large area.

Taking to Instagram on June 18, Dr Kunal Sood, a Maryland-based physician in anaesthesiology and interventional pain medicine, explained why that is, and what we can do to treat it.

Swelling and redness on the skin usually signal an allergic reaction. That holds true in the case of mosquito bites as well. So...