Vitamin B12 is typically well-tolerated, but in very rare cases, there are serious side effects to be aware of. Learn more about them here.

Allergic reactions from alpha-gal syndrome can be dangerous to one's physical health — even deadly. But for hunters who deal with fur and blood, the tick-borne disease can also be a blow to their ...

PHILADELPHIA (WPVI) -- Local medical experts who spend their careers researching viruses and vaccines say we should expect a small number of people to have allergic reactions to the vaccine, but only ...

Skepticism around the safety of vaccines has led to falling measles vaccine rates among children, but data from the Centers ...

Amber breaks out in hives if the temperature goes below 12C (53F) and wishes for a "normal life".

An estimated 33 million Americans have to put up with at least one food allergy, says the American Pharmacists Association. Closer to home, Singapore has found that food allergies in children are on ...

Kerala health officials confirm no proof of adverse reactions to JE vaccination amidst mild side effects in Malappuram and Kozhikode.

It used to be that the only way for people with food allergies to prevent a serious allergic reaction (like anaphylaxis) was to avoid that food completely. Unfortunately, even when a person does their ...

After an allergic reaction sent Lucille Friesen to the hospital, she was afraid to leave the house. Here is her first person ...

People who have serious allergies are often given a medicine called epinephrine to use during an emergency. Before 2024, all approved epinephrine products had to be injected into the body. Now there ...