It can be one of several reasons that mosquitoes love to bite you.

It is only the females who sting. The mosquitoes sting in order to lay eggs. Human blood contains substances that enable them to make eggs.

Mosquitoes are attracted to the scent of your body. They especially like a warm and sweaty body. Mosquitoes are attracted to the smell and warmth of your body. When you sweat you are warm, so that attracts mosquitoes. Even if you have a high moisture content, you are a tasty treat for the mosquitoes.

Some people produce more of certain chemicals in their skin. And a few of those chemicals, like lactic acid, attract mosquitoes.”There’s also evidence that one blood type (O) attracts mosquitoes more than others (A or B).

We all emit carbon dioxide when we breathe out. We also produce more when we’re active, such as during exercise. Mosquitoes can detect changes in carbon dioxide in their environment. Research has shown that different mosquito species may respond differently to carbon dioxide. An increase in carbon dioxide can alert a mosquito that a potential host is nearby. The mosquito will then move toward that area.

Research has shown that mosquitoes are attracted to the color black, but little is known about why. Regardless, if you’re wearing black or other dark colors, you may be more attractive to mosquitoes.

There is no evidence from anywhere in the world that there is something you can eat or drink that will stop you being bitten by mosquitoes. No, not even eating garlic, or swallowing vitamin B supplements.
Though Deet is often referred to as a good working repellent, it really is used to confuse the mosquitoes. It works by making it difficult for biting bugs, like mosquitoes, to detect a person.
Wearing long sleeves and pants is the best way to help prevent mosquito bites, though not the most comfortable one in the summer.