The evidence we have on 4th doses suggests they're probably not necessary for everyone, especially right now. Here's why.

Researchers who studied ways to treat inflammation linked to long COVID say even a short walk could be beneficial to alleviate debilitating symptoms.

Cases in Europe have been rising again after falling over the holiday period. Experts say this could be a harbinger of things to come in the US.

More than 140,000 US children have lost parents to COVID-19, spurring concerns from experts about the long-term impacts to their mental health.

The pandemic forced everyone to don masks in public. For those with chronic illness, that meant feeling included — until the masks came off.

"The second time I caught COVID-19 my flatmates didn't catch it. I couldn't use the bathroom without wearing a mask, make my own drinks, or cook."

Surging numbers of virus cases prompted the new measures. Daily increases of more 1,000 cases are a warning, one expert said.

President Biden asked Congress last week for $22.5 billion in new pandemic aid, which the White House said would help fund the US pandemic response.

The Taoiseach's positive COVID-19 test put an unwelcome wrinkle into Biden's St. Patrick's Day plans, but the two did not have close contact.

Most of the deaths in Hong Kong are in patients who are over 80, and unvaccinated. Until Omicron appeared, the country had been relatively virus-free.

Cases of COVID-19 are surging in several European countries due to the BA.2 Omicron subvariant, and US experts are keeping their masks on.

Kiyosaki noted Saudi Arabia's talks with China for yuan-based oil sales could mean an end to the US dollar's dominance.

The Arizona Democrat was the first member of Congress to resist wearing a mask in Biden's presence, according to a forthcoming book.

The second annual Mental State of the World Report showed mental health continued to decline between 2020 and 2021, but more slowly than 2019-2020.

Pfizer CEO Albert Bourla previously said that a fourth coronavirus vaccine is "necessary" to protect against COVID-19.

The "Shark Tank" investor said he added Tencent, Alibaba and Meituan to his portfolio despite the risk of Chinese ADRs being delisted.

The Federal Reserve is widely expected to hike interest rates Wednesday even as war rages in Ukraine.