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 ...

Common side effects of Zoloft include diarrhea, nausea, trouble sleeping or sleepiness, dry mouth, tremors, and sexual side effects like erectile dysfunction or difficulty reaching orgasm. Most side ...

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 ...