Nearly half of US states reported an increase in Covid-19 cases this week. Here's what experts say can help stop another surge
Many Evangelicals say they won't be vaccinated against Covid-19. Some experts say distrust and misinformation have played a role
Rich nations had vaccine options after AstraZeneca and J&J faced clot reports. Others may not have that luxury
Early Chinese Americans were blamed for diseases and denied health care. So they built their own hospital
With 100 days until the Tokyo Olympics, Japan has vaccinated less than 1% of its population. That's a problem
