Initial Severity of COVID-19 Not Associated With Later Respiratory Complications

A study of 153 patients with coronavirus disease 2019 (COVID-19) showed that only about 4% had persistently abnormal chest x-rays at a median of 75 days after diagnosis, although many continued to have fatigue. The findings were published in the Annals of the…

COVID reinfections are unusual — but could still help the virus to spread

COVID reinfections are unusual — but could still help the virus to spread

Most people who catch and recover from COVID-19 are likely to be immune for several months afterwards, a study of more than 20,000 health-care workers in the United Kingdom has found. The study — called SARS-CoV-2 Immunity and Reinfection Evaluation (SIREN) —…

‘It will change everything’: DeepMind’s AI makes gigantic leap in solving protein structures

‘It will change everything’: DeepMind’s AI makes gigantic leap in solving protein structures

An artificial intelligence (AI) network developed by Google AI offshoot DeepMind has made a gargantuan leap in solving one of biology’s grandest challenges — determining a protein’s 3D shape from its amino-acid sequence. DeepMind’s program, called AlphaFold, outperformed around 100 other teams…

Why emergency COVID-vaccine approvals pose a dilemma for scientists

Why emergency COVID-vaccine approvals pose a dilemma for scientists

After a flurry of positive results from clinical trials of COVID-19 vaccines, developers are now seeking ‘emergency use’ approvals, which could see these immunizations deployed in potentially tens of millions of people. But scientists are concerned that this kind of early deployment…

COVID-19 Vaccine Has Potential Side Effects, Nurse Volunteer Says

Nurse researcher Kristen Choi, PhD, RN, experienced first-hand a “worst-case scenario” of potential side effects after receiving an experimental COVID-19 vaccine in a phase 3 trial. She says clinicians should be prepared to reassure patients if reports of similar experiences spread when vaccine…

Omega-3 Caps, Vitamin-D Both Fail for Atrial Fib Primary Prevention: VITAL-Rhythm

Clinical trials of omega-3 fatty acid or vitamin D supplements have followed a long and winding road in search of benefits in cardiovascular (CV) disease, with wildly mixed results. But the journey may be in vain in one of cardiology’s frontier research…