Medical Xpress: PHYSorg news tagged with: substances http://medicalxpress.com/ en-us Medical Xpress internet news portal provides the latest news on Health and Medicine. Health risk from eating well-done meat may be underestimated Mice are often used to test whether substances in food are harmful to humans. This requires that mice and humans metabolise substances in the same way. Humans have certain enzymes in more parts of the body than mice. The health risk associated with harmful substances in food may therefore be underestimated. http://medicalxpress.com/news/2011-11-health-well-done-meat-underestimated.html Medical research Tue, 01 Nov 2011 11:24:46 EST news239365478 The mystery of chronic fatigue syndrome For more than 100 years, medical literature has contained reports of a debilitating illness that causes prolonged fatigue, memory loss, headaches, cognitive problems and issues with digestion and sleep. Teddy Roosevelt, John Muir and Thomas Eakins all suffered from what was then known as neurasthenia. http://medicalxpress.com/news/2011-10-mystery-chronic-fatigue-syndrome.html Diseases, Conditions, Syndromes Mon, 03 Oct 2011 14:00:02 EST news236865253 A mother's occupation while pregnant can cause asthma in children Mothers who are exposed to particular agents during pregnancy could give birth to children with a higher risk of asthma, according to new research. http://medicalxpress.com/news/2011-09-mother-occupation-pregnant-asthma-children.html Health Mon, 26 Sep 2011 04:32:16 EST news236230328 The top 5 actions parents can take to reduce child exposure to toxic chemicals at home Leading Canadian health and environmental experts today issued a list of the top five ways parents can protect their children from toxic substances in and around the home. http://medicalxpress.com/news/2011-06-actions-parents-child-exposure-toxic.html Health Wed, 15 Jun 2011 17:36:53 EST news227378197 Buying 'legal highs' from the Internet is a risky business Many drugs sold as 'legal highs' on the internet do not contain the ingredients they claim. Some instead contain controlled substances and are illegal to sell over the internet. These are findings of Dr. Mark Baron, who bought a range of tablets from different websites to see what each contained. The study is published today in the journal Drug Testing and Analysis. http://medicalxpress.com/news/2011-05-legal-highs-internet-risky-business.html Health Fri, 20 May 2011 11:21:11 EST news225109251 US must strengthen efforts to restrict chemicals that threaten health, say researchers With growing evidence of the link between exposure to toxic chemicals and chronic diseases, especially in children, the United States needs to step up its efforts to protect the public from hazardous chemicals, say researchers writing in the May issue of Health Affairs. The Environmental Protection Agency (EPA), stymied by the outdated Toxic Substances Control Act, must seek partners in academia to help evaluate the risks of industrial chemicals on the market today, say Sarah A. Vogel of the Johnson Family Foundation and Jody Roberts of the Chemical Heritage Foundation. http://medicalxpress.com/news/2011-05-efforts-restrict-chemicals-threaten-health.html Health Wed, 04 May 2011 04:56:54 EST news223703796