COVID-19

New heart problems discovered post COVID-19; virus mutation may make vaccines more effective More than three-quarters of recently recovered COVID-19 patients had heart muscle problems show up during magnetic resonance imaging (MRI) tests, German doctors reported on Monday in JAMA Cardiology. In some patients, the heart may be "in serious trouble as a part of COVID-19 disease," Dr. YahooNews

By Nancy Lapid

CHICAGO — The latest count of new coronavirus cases was jarring: Some 1,500 virus cases were identified three consecutive days last week in Illinois, and fears of a resurgence in the state even led the mayor of Chicago to shut down bars all over town on Friday.

But at the same moment, there were other, hopeful data points that seemed to tell a different story entirely. Deaths from the virus statewide are one-tenth what they were at their peak in May. And the positivity rate of new coronavirus tests in Illinois is about half that of neighboring states.

“There are so many numbers flying around,” said Dr. Allison Arwady, the commissioner of the Chicago health department. “It’s hard for people to know what’s the most important thing to follow.”...

WHO says COVID-19 pandemic is 'one big wave', not seasonal The World Health Organization on Tuesday warned against complacency about new coronavirus transmission in the northern hemisphere summer, saying that this virus did not behave like influenza that tended to follow seasonal trends. Reuters Editorial U.S.

GENEVA (Reuters) - The World Health Organization on Tuesday warned against complacency about new coronavirus transmission in the northern hemisphere summer, saying that this virus did not behave like influenza that tended to follow seasonal trends.

Vitamin D helps the body fight coronavirus, major Israeli study claims 'Sunshine' vitamin is like a steroid, researcher says, urging public to head outdoors; another scientist urges caution, saying other factors may be at play timesofisrael

Good levels of vitamin D, the so-called sunshine vitamin, help people to fight the coronavirus more quickly and effectively and reduce chances of hospitalization, Israeli researchers have concluded.

However, others are cautioning broad conclusions, saying other factors may be involved.