Sina Amadi

A person properly cleaning fresh, uncooked produce, By: Centers for Disease Control and Prevention (CDC) Introduction Nine out of ten people in the United States derive their tap water from public water systems (Centers of Disease Control and Prevention [CDC], 2025, Overview, para. 2). Roughly 150,000 public water systems supply drinking water to the majority of Americans (U.S. Environmental Protection Agency, 2025, Basic Information about Your Drinking Water, para. 3). Tap water in the...

A scanning electron microscope of blood cells, By: National Cancer Institute (NCI) Introduction "Sickle cell disease (SCD) is a group of inherited red blood cell disorders." (Centers for Disease Control and Prevention [CDC], 2025, Overview section, para. 1). Red blood cells contain hemoglobin, and hemoglobin is a protein that carries oxygen. (CDC, 2025, Overview section, para. 1). In a person with sickle cell disease, the hemoglobin is abnormal which leads to red blood cells to come to be...

Image of HIV Virus artwork featuring 3D prints of HIV Virus particles, By: National Institute of Allergy and Infectious Diseases (NIAID)...