Vaccination

Moderna announces step toward updating COVID shots for fall

Moderna hopes to offer updated COVID-19 boosters in the fall that combine its original vaccine with protection against the omicron variant. On Tuesday, it reported a preliminary hint that such an approach might work.

Vaccination

Q & A: Should you get a second booster shot for COVID-19?

The Biden administration is planning to give Americans age 50 or older the option of a second booster. But is a second booster necessary? Would it differ from the first booster? And who should receive the second booster first?

page 2 from 7