• Electrocardiography is an important medical invention in the 20th century

    Willem Einthoven found the beat and built a machine that could measure the electrical current a heart creates. It [...]

  • Sterilization and Disinfection

    Sterilization and disinfection are the basic components of hospital infection control activities. Every day, a number of hospitals are [...]

  • What is orthodontics?

    Orthodontics Orthodontics is a dental specialty focused on aligning your bite and straightening your teeth. You might need to [...]

  • What is a colostomy bag?

    A colostomy bag is a plastic bag that collects fecal matter from the digestive tract through an opening in [...]