{"id":2150,"date":"2009-07-17T14:28:21","date_gmt":"2009-07-17T13:28:21","guid":{"rendered":"https:\/\/drugprevent.org.uk\/ppp\/?p=2150"},"modified":"2009-07-17T14:28:21","modified_gmt":"2009-07-17T13:28:21","slug":"research-on-the-effects-of-cannabis-on-cognitive-performance","status":"publish","type":"post","link":"https:\/\/drugprevent.org.uk\/ppp\/2009\/07\/research-on-the-effects-of-cannabis-on-cognitive-performance\/","title":{"rendered":"Research on the effects of cannabis on cognitive performance"},"content":{"rendered":"<p><span style=\"font-family: Verdana;\"><span style=\"color: #000099;\"><span>The Health and Safety Executive (HSE) today published research which examined the effects of cannabis on mental (cognitive) performance.<\/span><\/span><\/span><br \/>\n<span style=\"font-family: Verdana;\"><span style=\"color: #000099;\"><span>It concludes that there was some evidence of mild cognitive impairment, but further research would be needed to reach a better understanding of the effects of cannabis use on workers\u2019 ability to carry out operations affecting health and safety.<\/span><\/span><\/span><br \/>\n<span style=\"font-family: Verdana;\"><span style=\"color: #000099;\"><span>The work was commissioned by HSE because cannabis is the most commonly used recreational drug in Britain, and it wished to find out more about how cannabis use could affect health and safety at work.\u00a0 It was carried out by GW Pharmaceuticals Limited, the company licensed by the Home Office to carry out a pharmaceutical research and development programme to develop\u00a0 non-smoked cannabis-based prescription medicines.\u00a0 The study offered HSE a unique opportunity to measure the effects of cannabis preparations produced from plants grown in a controlled environment.\u00a0 This was important because \u2018street\u2019 cannabis varies in its strength and composition.<\/span><\/span><\/span><br \/>\n<span style=\"font-family: Verdana;\"><span style=\"color: #000099;\"><span>Six healthy volunteers received doses of cannabis-based medicine, in quantities higher than would be used in medical treatments, to induce intoxication similar to that experienced by recreational users of smoked cannabis seeking a \u2018high\u2019.\u00a0 Assessments were made on a number of functions including memory, reaction time and attention.<\/span><\/span><\/span><br \/>\n<span style=\"font-family: Verdana;\"><span style=\"color: #000099;\"><span>The results show some evidence for mild impairments in a few of the measurements which persisted for a few hours after the cannabis was given.\u00a0 Such results may have safety implications.\u00a0 However, because of the very small number of people tested and the fact that it was a laboratory-based study rather than a study in the \u2018real\u2019 world, the results are to be treated with caution.<\/span><\/span><\/span><\/p>\n<div><em><span style=\"font-family: Verdana;\"><span style=\"color: #000099;\"><span>Source: Pilot Study: the effects of cannabis based medicine on cognitive performance. Dec. 2000<\/span><\/span><\/span><\/em><\/div>\n","protected":false},"excerpt":{"rendered":"<p>The Health and Safety Executive (HSE) today published research which examined the effects of cannabis on mental (cognitive) performance. It concludes that there was some evidence of mild cognitive impairment, but further research would be needed to reach a better understanding of the effects of cannabis use on workers\u2019 ability to carry out operations affecting [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[63,30],"tags":[],"class_list":["post-2150","post","type-post","status-publish","format-standard","hentry","category-brain-and-behaviour","category-cannabis-marijuana"],"_links":{"self":[{"href":"https:\/\/drugprevent.org.uk\/ppp\/wp-json\/wp\/v2\/posts\/2150","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/drugprevent.org.uk\/ppp\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/drugprevent.org.uk\/ppp\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/drugprevent.org.uk\/ppp\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/drugprevent.org.uk\/ppp\/wp-json\/wp\/v2\/comments?post=2150"}],"version-history":[{"count":0,"href":"https:\/\/drugprevent.org.uk\/ppp\/wp-json\/wp\/v2\/posts\/2150\/revisions"}],"wp:attachment":[{"href":"https:\/\/drugprevent.org.uk\/ppp\/wp-json\/wp\/v2\/media?parent=2150"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/drugprevent.org.uk\/ppp\/wp-json\/wp\/v2\/categories?post=2150"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/drugprevent.org.uk\/ppp\/wp-json\/wp\/v2\/tags?post=2150"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}