Studies

Happiness comes from family, community, nature – not money, studies show

Covid-19 virus studies provide new clues about the origin of the pandemic

People who took COVID-19 may need to be vaccinated only once, studies suggest

A single injection of Pfizer vaccine provides strong protection for those who have had Covid-19, UK studies suggest

India asks Bharat Biotech to send data on the effectiveness of ongoing Covaxin phase 3 studies

One dose of Pfizer offers robust protection for those who have had Covid-19, according to studies.

Pfizer studies third dose of COVID-19 vaccine to fight new strains

New CDC studies say group gym classes and heavy breathing at indoor gyms have led to outbreaks of COVID

Vaccines dramatically reduce coronavirus hospitalization, UK Studies Show

California coronavirus variant, possibly more infectious, may cause more serious illnesses, SF studies show

People who have had COVID should receive a single dose of vaccine, studies suggest

People who have had Covid should receive a single dose of vaccine, studies suggest