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While not perfect, vaccinations are the best bet for avoiding a bad case of flu or COVID-19 this fall and winter. The CDC recommends these vaccinations for ages 6 months and older.

A lot of vaccines and some medications need to be delivered by injection. Two groups of researchers are designing ways of delivering these medications by putting them in pill form.

A roundup of the medical evidence by a group of independent researchers suggest that giving babies sugar water before injections can help comfort them. But the latest analysis is less enthusiastic about the approach than a previous review.