Diseases, Conditions, Syndromes

Self-collected saliva samples prove effective for diagnosing COVID-19

Researchers at Memorial Sloan Kettering Cancer Center (MSK) have found that SARS-CoV-2 genetic material can be reliably detected in self-collected saliva samples at a rate similar to that of nasopharyngeal and oropharyngeal ...

Psychology & Psychiatry

The marshmallow test revisited

When kids "pass" the marshmallow test, are they simply better at self-control or is something else going on? A new UC San Diego study revisits the classic psychology experiment and reports that part of what may be at work ...

Diseases, Conditions, Syndromes

Hong Kong offers universal virus testing, with Beijing's help

Hong Kong's leader on Friday said China would help authorities offer free coronavirus tests to residents as infections continue to rise in a finance hub where a deep distrust of Beijing has become embedded.

Diseases, Conditions, Syndromes

Swiss launch COVID-19 tracing app

Switzerland's COVID-19 contact-tracing app will roll out to the public on Thursday, the government said, urging everyone to download it on their smartphones.

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