Fever, chills, sore throat, cough… the list of common flu symptoms goes on. Fortunately, the antiviral drug Tamiflu ...

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

Certain common OTC painkillers have been linked to an increased risk of high blood pressure, stroke and heart attacks.

Supplements may negatively affect sleep quality due to their ingredients, mode of action, or the timing of doses. Some vitamins, such as melatonin, promote relaxation and induce sleep. Others can act ...