Research from Scotland released this week showed the variant made hospitalization more than twice as likely than for patients with the Alpha variant.

The very contagious and possibly more harmful Delta variant of the coronavirus “probably” will become the dominant strain in the United States in the coming months, Rochelle Walensky, director of the Centers for Disease Control and Prevention, said Friday on "Good Morning America.".

Vaccines have been effective against the variant, which first appeared in India, but Walensky expressed concern that the virus could mutate and render vaccines less effective

Research from Scotland released this week showed the variant was about twice as likely to hospitalize patients than the Alpha variant is