According to a recent CDC research on health workers, one dose of Moderna or Pfizer is 80% effective for COVID. But two doses are always better than one. Also, the effectiveness of the doses increases up to 90% two weeks after taking the second dose. People are still testing positive for Coronavirus but the death rates have decreased than before. Also, after the vaccinations, Americans are feeling free to social interactions after taking the vaccines. American airlines are witnessing a significant hike in bookings and the planes are filling up than before.