As new, more transmissible variants of the coronavirus spread, experts say it’s time to consider using a medical-grade respirator, or wearing a surgical and cloth mask […]
The World Health Organization insisted Monday that the AstraZeneca vaccine was still a vital tool in the global fight against the coronavirus pandemic, after South Africa […]
Dietary information from three large, well-known heart disease studies suggests drinking one or more cups of caffeinated coffee may reduce heart failure risk, according to research […]
Exposure to radiation can wreak indiscriminate havoc on cells, tissues, and organs. Curiously, however, some tissues are more vulnerable to radiation damage than others.