A new study published in the Proceedings of the National Academy of Sciences suggests that rare cases of brain inflammation ...

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.

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 ...

Medically reviewed by Erika Prouty, PharmD Garlic supplements and dietary garlic can have health benefits, and a few annoying ...

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

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 ...