It is undeniable that the right to life is an undisputable fundamental right which has been universally recognized. Article 6 (1) of the International Covenant on Civil and Political Rights 1966 to which Thailand is party stipulates that “every human being has the inherent right to life. This right shall be protected by law…” Article2§1 of the European Convention for the Protection of Human Rights and Fundamental Freedoms 1951 also provides that “everyone’s right to life shall be protected by law….” The right to life should be implemented in a positive manner such as taking the measure to increase life’s expectation . The European Court of Human Rights pronounced in Pretty v. The United Kingdom case in 2002 that the right to life could not be interpreted as involving a negative aspect and could not, without distortion of language, be interpreted as conferring the diametrically opposite right, namely the right to die. In turn, the right to life creates the right to self-determination in the sense of conferring on an individual the entitlement to choose death rather than life.