Covid-19 is an infectious disease caused by the coronavirus SARS-CoV-2, which emerged in late 2019. It primarily spreads through respiratory droplets from coughs, sneezes, or talking. The disease can lead to a range of symptoms, from mild respiratory issues to severe illness and death, particularly in older adults and those with underlying health conditions. Key symptoms include fever, cough, shortness of breath, fatigue, and loss of taste or smell. Covid-19 has resulted in a global pandemic, prompting widespread public health measures, including lockdowns, social distancing, and vaccination campaigns aimed at controlling transmission and reducing severe outcomes. The virus is part of the coronavirus family, which includes other viruses that cause illnesses in animals and humans.
BioNTech, known for its Covid-19 vaccine, faces declining profits as it shifts focus to cancer research using mRNA technology. The company's earnings and revenue decreased significantly in 2024, though they…