There are to end the semi-annual practice of putting our clocks and forwards an hour. It is done by forwarding clocks by one hour in the so that evening daylight lasts an hour and then putting them back in the autumn. This is done in parts of the world and is called Daylight Saving Time (DST). Scientists are questioning the of tinkering with time. They say changing the clocks could be harmful to our health and increase energy . The states of California and Massachusetts in the USA are considering unilaterally abandoning DST. Lawmakers there feel it has no today when we have electric lights and people work around the .
Those in of DST argue that it saves energy because lights are turned on . They argue it promotes outdoor leisure activities in the summer , and is therefore good for physical and psychological . They also say it reduces traffic accidents and . People who tend to support DST are city workers, businesses, outdoor sports enthusiasts and businesses, operators, and others who benefit from increased light during the evening in summer. Opponents say it increases costs and causes health risks. The incidence of heart attacks and can increase due to changes in the circadian cycle (our body clock). With less rest, people make more mistakes, so increase.