With Omicron on the decline in some states, pandemic experts permit themselves hope, at least for the near term.

Experts say fast-spreading, less severe profile of Omicron is emerging as cases drop in South Africa but warn of challenging weeks ahead.

Harvard Med specialist says cases of remdesivir-resistant disease seem rare, may not become big issue.

President's chief medical adviser outlines early Omicron findings, urges more robust effort to bring pandemic under control, including through global vaccination.

Early findings on immune escape and transmissibility, combined with danger posed by Delta, heighten urgency of vaccination, testing, other safety measures.

Scholars across University say Harvard is well-suited to the challenge owing to breadth, size of intellectual resources, experience.

As governments and health officials navigate pandemic, researchers stress the danger that comes with bad information.

University-wide initiative made possible by gift from Priscilla Chan and Mark Zuckerberg.

Long COVID’s laundry list of ills include skepticism and doubt often conveyed in the doctors’ office.