Offering a fourth Covid vaccine dose to all over 18s could help prevent further infection and severe illness, according to experts.
The research suggests that four doses can help provide three to five times the level of protection against serious disease compared to three jabs.
In addition to this, scientists found that a fourth dose could also stop people from becoming infected with coronavirus in the future.
Experts have since advised the Israeli Government to begin offering the additional vaccine, reports Berkshire Live.The health ministry’s director must approve the recommendation.