We tend to think of COVID-19 as a respiratory illness. But, like many viruses, COVID can also affect your skin and cause ...

Documented cases of allergies in wildlife are rare, but animals are susceptible once they’re in captivity.

Are you one of these people who loathes spending time outdoors at dusk as the weather warms and mosquitoes start biting?

Warmer weather is here and so are the mosquitoes. Here’s what happens when a mozzie bites and our body reacts.

Journalist Annie Lowrey has a rare disease that causes a near-constant itch that doesn't respond to most treatments. She ...

Histamine generated in reaction to a mosquito bite causes irritation, vasodilation (widening of blood vessels), and oedema ...

Sneezing? Check. Runny nose? Check. Clogged nose? Check.   What do these health issues have in common? Well, these three are ...

Medically reviewed by Jurairat J. Molina, MD Acute urticaria (hives) is a common skin condition that affects up to 20% of people at some point in their lives. It can transition into chronic urticaria ...