New Zealander George Hudson proposed the modern idea of daylight saving in 1895. Germany and Austria-Hungary organized the first implementation, starting on 30 April 1916. Many countries have used it at various times since then, particularly since the energy crisis of the 1970s.
Medical Definition of DISABLE. : to deprive of a mental or physical capacity.
Essential, or indispensable amino acids are a group of amino acids that cannot be synthesized in the body and are thus required to be taken in through diet. Taurine is one of these types of amino acids, and has been found to play an essential role in the diet of cats. Lack of this amino acid results in severe health repercussions, such as blindness and tooth decay, amongst other things.