COVID-19 Delta variant is as contagious as chickenpox, says US CDC
The US Centers for Disease Control said that the war against COVID-19 has changed because of the highly contagious Delta variant.
Jul 31, 2021, 06:29 AM ISTChickenpox vaccine may cause eye inflammation
Although rare, a vaccine for chickenpox and shingles which has been in use for more than 20 years and is considered an essential medicine by the World Health Organization, can cause corneal inflammation in some patients, says a new study.
Jan 22, 2016, 00:13 AM IST