King Salman Humanitarian Aid and Relief Center (KSrelief) has continued the voluntary medical project for cardiac surgeries and catheterization in the United Republic of Tanzania, which was implemented during the period from August 28 to September 10, 2022. The KSrelief's medical voluntary team examined 173 individuals and successfully performed 21 open-heart surgeries and 30 catheterization surgeries. The project comes as a part of the voluntary medical projects implemented by the KSrelief to help individuals and families with low incomes in the needy countries.