http://www.physorg.com/ en-us Physorg.com internet news portal provides the latest news on science including: Physics, Nanotechnology, Life Sciences, Space Science, Earth Science, Environment, Health and Medicine. The relatively low number of new cases created by a single case of H1N1 influenza indicates that mitigation strategies such as vaccination, social distancing and the use of antiviral drugs may help to lessen the final impact of the virus, suggests an epidemiological modelling study reported in CMAJ (Canadian Medical Association Journal) http://www.physorg.com/news179067035.html Medicine & Health Thu, 03 Dec 2009 13:30:03 EST news179067035 Asthma is the commonest chronic disease in children and a major reason for admissions to hospital, yet inadequate asthma control is present in 26% to 45% of children, states a review in CMAJ (Canadian Medical Association Journal). http://www.physorg.com/news178206858.html Medicine & Health Mon, 23 Nov 2009 16:00:01 EST news178206858 A new study on pediatric H1N1 influenza admissions has found that asthma is a significant risk factor for severe disease in children with pandemic H1N1 compared with the seasonal flu. The study, led by researchers from The Hospital for Sick Children (SickKids) in Toronto, Ontario, is published online today in CMAJ (Canadian Medical Association Journal). http://www.physorg.com/news177852575.html Medicine & Health Thu, 19 Nov 2009 11:40:02 EST news177852575 Drivers who engaged in self-harm were at increased risk of motor vehicle crashes, even after controlling for psychological distress and substance abuse, found a study of 18 871 Australian drivers published in CMAJ (Canadian Medical Association Journal). http://www.physorg.com/news177598935.html Medicine & Health Mon, 16 Nov 2009 13:50:01 EST news177598935 Patients who visit their family doctors for fatigue have a wide range of diagnoses yet the prevalence of serious illness was low, according to a Dutch study in CMAJ (Canadian Medical Association Journal). http://www.physorg.com/news175787859.html Medicine & Health Mon, 26 Oct 2009 17:00:01 EST news175787859 Emergency response plans must include knowledge from the people who need to be protected if these plans are to help communities respond effectively to threats, write Drs. Roz Lasker, Noni MacDonald and Editor-in-Chief Paul Hebert in an editorial in CMAJ (Canadian Medical Association Journal). http://www.physorg.com/news175785760.html Medicine & Health Mon, 26 Oct 2009 14:23:11 EST news175785760 Researchers said Thursday they uncovered evidence that a Canadian tobacco company destroyed scientific data it had decades ago showing that cigarettes were addictive and caused cancer. http://www.physorg.com/news174894267.html Medicine & Health Fri, 16 Oct 2009 07:40:01 EST news174894267 Early action, especially rapid rollout of vaccines, is extremely effective in reducing the attack rate of the H1N1 influenza virus, according to a simulation model of a pandemic outbreak reported in a new study in CMAJ (Canadian Medical Association Journal). http://www.physorg.com/news174662382.html Medicine & Health Tue, 13 Oct 2009 14:50:16 EST news174662382 Contrary to current policies recommending that non-invasive ventilation be avoided during an infectious outbreak, the author of a commentary in CMAJ (Canadian Medical Association Journal) argues that it should be used expeditiously in this setting. http://www.physorg.com/news174633501.html Medicine & Health Tue, 13 Oct 2009 06:30:01 EST news174633501 Injury is the leading cause of death for children over the age of 1 in industrialized countries and improving the safety of the manmade (built) environment will benefit children's health, according to an article in CMAJ (Canadian Medical Association Journal). http://www.physorg.com/news173967869.html Medicine & Health Mon, 05 Oct 2009 13:40:04 EST news173967869 A new study in CMAJ (Canadian Medical Association Journal) suggests that air pollution may trigger appendicitis in adults. http://www.physorg.com/news173966826.html Medicine & Health Mon, 05 Oct 2009 13:20:02 EST news173966826 Heparin, a commonly used anticoagulant, can cause skin lesions, reports a study in CMAJ (Canadian Medical Association Journal). Skin lesions caused by heparin may indicate the presence of a life-threatening decrease in the number of platelets, a condition called "heparin-induced thrombocytopenia" or a, in most cases self-limiting, allergic skin reaction. http://www.physorg.com/news173363046.html Medicine & Health Mon, 28 Sep 2009 13:40:01 EST news173363046 Mortality rates in several Mediterranean countries decline in September, due in part to environmental factors but possibly linked to summer vacations, suggests a new study in CMAJ (Canadian Medical Association Journal). http://www.physorg.com/news172755055.html Medicine & Health Mon, 21 Sep 2009 12:40:01 EST news172755055 An article http://www.cmaj.ca/press/cmaj080612.pdf on the epidemiology, cause and risk factors of asthma is the first in a special report on asthma in CMAJ (Canadian Medical Association Journal) designed for clinical practitioners. This review looks at risk factors for persistent asthma at different ages, including prenatal, infancy, childhood and adulthood. http://www.physorg.com/news172151790.html Medicine & Health Mon, 14 Sep 2009 21:00:01 EST news172151790 During air-medical transport of acutely-ill patients, 1 in 20 experience a critical event such as death, major resuscitation or blood pressure deterioration according to a new study in CMAJ (Canadian Medical Association Journal). http://www.physorg.com/news172151601.html Medicine & Health Mon, 14 Sep 2009 14:00:03 EST news172151601 Reducing sodium intake is a major public health priority that must be acted upon by governments and nongovernmental organizations to improve population health, states an article in CMAJ (Canadian Medical Association Journal). http://www.physorg.com/news172151523.html Medicine & Health Mon, 14 Sep 2009 13:10:01 EST news172151523 Consumption of contraband cigarettes amongst adolescent daily smokers in Canada accounts for 17% of all cigarettes smoked by this age group, and rises to more than 25% in Ontario and Quebec. This behaviour may be undermining tobacco-prevention strategies, as they focus on taxation and minimum age restrictions to curb and prevent smoking, states an article in CMAJ (Canadian Medical Association Journal). http://www.physorg.com/news171605926.html Medicine & Health Tue, 08 Sep 2009 05:19:23 EST news171605926 The risk of infant death following planned home birth attended by a registered midwife does not differ from that of a planned hospital birth, found a study published in CMAJ (Canadian Medical Association Journal). http://www.physorg.com/news170941654.html Medicine & Health Mon, 31 Aug 2009 14:50:02 EST news170941654 Canada should extend universal health coverage to fund in vitro fertilization (IVF) and intracytoplasmic sperm injection, writes Dr. Renda Bouzayen, Division Head, Reproductive Endocrine and Infertility, Dalhousie University in an editorial with the CMAJ (Canadian Medical Association Journal) editorial writing team. http://www.physorg.com/news170941529.html Medicine & Health Mon, 31 Aug 2009 13:50:01 EST news170941529 Paradoxically, mortality rates during economic recessions in developed countries decline rather than increase, according to an analysis in CMAJ (Canadian Medical Association Journal). In poor countries with less than $5000 GDP per capita, economic growth appears to improve health by increasing access to food, clean water and shelter as well as basic health services. http://www.physorg.com/news170941437.html Medicine & Health Mon, 31 Aug 2009 13:00:02 EST news170941437 Mild glucose intolerance in pregnancy may be an early identifier of women who are at increased risk of heart disease in the future, found a new study http://www.cmaj.ca/press/cmaj090569.pdf published in CMAJ (Canadian Medical Association Journal). http://www.physorg.com/news170341787.html Medicine & Health Mon, 24 Aug 2009 16:40:01 EST news170341787 People over the age of 60 are the most vulnerable to heat waves, with 82% to 92% more deaths than average occurring in this age group. Risks for heat-related illness or injury - such as heat stroke, heat exhaustion and heat cramps - are also heightened in people with obesity, heart disease, diabetes and respiratory conditions as these decrease the body's ability to adapt to temperature changes. A review http://www.cmaj.ca/press/cmaj081050.pdf in CMAJ (Canadian Medical Association Journal) describes the effect of heat on human physiology and factors that increase the risk of heat stress. http://www.physorg.com/news170341728.html Medicine & Health Mon, 24 Aug 2009 14:40:02 EST news170341728 Education on asthma management in children delivered in small, interactive groups improved asthma outcomes and the overall care of children with asthma, found researchers in a study in CMAJ (Canadian Medical Association Journal). Children who participated in the interactive education program were 38% less likely to require emergency care and required fewer courses of oral corticosteroids compared with the children who did not participate in the program. http://www.physorg.com/news169736099.html Medicine & Health Mon, 17 Aug 2009 16:00:01 EST news169736099 In the area of genetic diagnosis of embryos, the choice of words matters as they can influence policies and perceptions, according to an analysis in CMAJ (Canadian Medical Association Journal). http://www.physorg.com/news169735563.html Medicine & Health Mon, 17 Aug 2009 14:00:02 EST news169735563 A new method for improving quality of care can reduce hospital-acquired infections and chronic respiratory distress with oxygen dependency in premature infants in neonatal ICUs, according to a new study in CMAJ (Canadian Medical Association Journal) http://www.cmaj.ca/press/cmaj081727.pdf. http://www.physorg.com/news169132274.html Medicine & Health Mon, 10 Aug 2009 14:50:01 EST news169132274 Vertebral and hip fractures are associated with an increased risk of death, found a new study of 7753 people in Canada aged 50 years and older published in CMAJ (Canadian Medical Association Journal) http://www.cmaj.ca/press/cmaj081720.pdf. According to the results, approximately 25% of people (both men and women) living in the community who develop a hip fracture and 16% who develop a spine fracture will die over a 5 year period. http://www.physorg.com/news168609431.html Medicine & Health Tue, 04 Aug 2009 13:07:51 EST news168609431 Anemia in very elderly people aged 85 and older appears to be associated with an increased risk of death, according to a new study in CMAJ (Canadian Medical Association Journal) http://www.cmaj.ca/press/cmaj090040.pdf. http://www.physorg.com/news167919875.html Medicine & Health Mon, 27 Jul 2009 13:25:03 EST news167919875 Cardiovascular disease is increasing in adults under 50 and those of lower socioeconomic status, despite recent trends which show that cardiovascular disease is declining in Canada overall, say researchers at the Peter Munk Cardiac Centre. Untreated cardiovascular disease can lead to heart failure, coronary artery disease and death, and is the most common cause of hospitalization in North America. http://www.physorg.com/news167314793.html Medicine & Health Mon, 20 Jul 2009 13:30:03 EST news167314793 Mathematical modelling can help inform public health policy in outbreaks such as the H1N1 pandemic, write members of the Pandemic Influenza Outbreak Research Modelling Team in Canada in a CMAJ (Canadian Medical Association Journal) article http://www.cmaj.ca/press/cmaj090885.pdf. These models are useful tools for simulating plausible scenarios, developing control strategies and identifying important areas for immediate research. http://www.physorg.com/news167315207.html Medicine & Health Mon, 20 Jul 2009 13:27:11 EST news167315207 An electronic system with personalized patient information shared by diabetes patients and their primary care providers improved diabetes care and clinical outcomes, found a new study in CMAJ (Canadian Medical Association Journal). http://www.physorg.com/news166118291.html Medicine & Health Mon, 06 Jul 2009 23:00:01 EST news166118291