Pathogens are a type of microorganism that spreads viral and bacterial diseases. These diseases when present in human blood and body fluids are known as blood borne pathogens, and can spread from one person to another.The most serious types of blood borne diseases are the hepatitis B and hepatitis C , which can cause liver damage; and HIV, which is responsible for causing AIDS. 
Bloodborne pathogens training is essential for all personnel who work with or around potentially harmful things (including blood) and environments on a regular basis. Bloodborne pathogen certification is vitally important for protecting the safety and health of professionals. doing these training assigned by your employer ensures employees are qualified to work in this specialized environment.
According to OSHA, it is against regulations for employers to send workers into a hazardous environment, without the proper preparation and training. Bloodborne pathogen certification is one important step employers can take to protect their workforce and their facility from fines and legalities.