COVID-19 vaccines, boosters and treatment are effective tools to prevent serious illness from the Omicron subvariant BA.5, which has become dominant in the U.S., the CDC estimates. Dr. Monica Gandhi explains how to protect yourself from this strain. Full story: https://yhoo.it/3PuS9bs Follow us on: Facebook: / yahoonews Instagram: / yahoonews Twitter: / yahoonews TikTok: / yahoonews Website: https://news.yahoo.com/