World Hepatitis Day, observed July 28, aims to raise global awareness of hepatitis B and hepatitis C and encourage prevention, diagnosis, and treatment. It has been led by the World Hepatitis Alliance since 2007 and in May 2010, it received global endorsement from the World Health Organization.
Medical Definition of joule. : a unit of work or energy equal to the work done by a force of one newton acting through a distance of one meter.
The joule (J) is the unit of measure for energy used in the International System of Units (SI), and the one accepted in scientific circles.The unit is used in all equations and calculations involving energy.he joule is a unit of measure for energy. Sitting quietly, a person generates 100 J of heat every second. Individuals pay per kilowatt hour for the electricity they use in their homes. The amount of energy required to lift an apple 1 meter (3.3 feet) is roughly equivalent to 1 Joule.