MONDAY, Jan. 10, 2022 (HealthDay News) — Researchers say they’ve uncovered a clue to why the Omicron variant spreads COVID-19 so much more rapidly than its predecessors. People who are infected but have no symptoms are still far more likely to infect others than they would have been with earlierContinue Reading

MONDAY, Jan. 10, 2022 (HealthDay News) — Vaccination is still the best way to protect someone from COVID-19, but new research suggests that immune system activation of T-cells by common colds may offer some cross-protection. The study might also provide a blueprint for a second-generation, universal vaccine that could preventContinue Reading

FRIDAY, Jan. 7, 2022 (HealthDay News) — A review of cases from 465 U.S. hospitals underscores the protection provided by COVID-19 vaccines. The new review — by researchers at the U.S. National Institutes of Health — found that vaccinated adults who got breakthrough infections rarely got severely ill. Respiratory failure,Continue Reading