Food Safety for Pregnant Women. When pregnant, a womanâs immune system is reduced. This places her and her unborn baby at increased risk of contracting the bacteria, viruses, and parasites that cause foodborne illness. Foodborne illnesses can be worse during pregnancy and may lead to miscarriage or premature delivery.
The United States has been the world's largest economy for at least a century. One third of the world's millionaires and 40% of the worlds billionaires live in the United States, making it the wealthiest nation in the world.
South Africa has toppled Nigeria and reclaimed its status as the largest economy in Africa. This comes two years after Nigeria rebased its GDP calculation and advanced to the top spot. South Africa was also temporarily relegated to the third position early this year after Egypt climbed to claim the second spot.