The flu vaccine is generally safe and effective. Common flu vaccine side effects include sore arms, mild fever, and headaches. It's ideal to get a flu shot in September or October in preparation for ...

The second dose of Shingrix, a vaccine approved by the FDA for adults ages 50 and older, often causes side effects like muscle pain, chills, fatigue, and headache. These symptoms are more common with ...

Magnesium supplements may help prevent or lessen a magnesium deficiency. Getting enough magnesium may support sleep health and improve mood. It may also lower your risk of cardiovascular disease and ...