The Johnson & Johnson vaccine has finally received approval from the food and drug administration (FDA) for use as a third vaccine option in the United States. Reaction to the news has been mixed because of its 69% efficacy against the coronavirus.
The vaccine is one of the first coronavirus vaccine options that can be applied in a single shot. Moderna and Pfizer-Biotech require two doses to be administered.
The director of the CDC has also approved the Johnson & Johnson vaccine for u...