Spanish researchers find that only five percent of the population in Spain developed antibodies, which is nowhere near the levels needed to achieve 'herd immunity'.
Hundreds of scientists believe that the novel coronavirus in smaller particles in the air can infect people and called for the WHO to revise its recommendations
Naegleria fowleri, also known as 'brain-eating amoeba', causes a rare but lethal infection known as primary amebic meningoencephalitis, which can often lead to death