http://medicalxpress.com/ en-us Medical Xpress internet news portal provides the latest news on Health and Medicine. Concerns and anxieties about one's close relationships appear to function as a chronic stressor that can compromise immunity, according to new research. http://medicalxpress.com/news/2013-02-anxiety-relationships-immunity-vulnerability-illness.html Psychology & Psychiatry Mon, 11 Feb 2013 12:59:22 EST news279809952 (Medical Xpress)—Red wine could give athletes and players a boost in the sports arena by increasing the amount of performance-enhancing hormone testosterone in their bodies, according to researchers from London's Kingston University. http://medicalxpress.com/news/2013-01-experts-red-wine-mask-testosterone.html Medical research Tue, 08 Jan 2013 09:01:00 EST news276858007 A study conducted by researchers at the University of Granada Group of Neuropsychology and Clinical Psychoneuroimmunology has demonstrated that cortisol levels in saliva are associated with a person's ability to make good decisions in stressful situations. http://medicalxpress.com/news/2012-12-saliva-analysis-reveal-decision-making-skills.html Psychology & Psychiatry Mon, 10 Dec 2012 10:10:56 EST news274356643 Increased levels of the hormone aldosterone in young black males correlate with an unhealthy chain of events that starts with retaining too much salt and results in an enlarged heart muscle, researchers say. http://medicalxpress.com/news/2012-12-high-hormone-young-black-males.html Medical research Fri, 07 Dec 2012 13:00:01 EST news274106128 The Endocrine Society's new scientific statement published online today represents the first comprehensive evaluation of both the basic and clinical evidence related to the non-skeletal effects of vitamin D. The statement addresses current research regarding the associations of vitamin D with immune function, hypertension, stroke, skin conditions and maternal/fetal health. http://medicalxpress.com/news/2012-05-experts-clinical-trials-non-skeletal-benefits.html Health Fri, 18 May 2012 03:44:10 EST news256531438 Mouthguards are used by almost everyone participating in sports. These devices, typically purchased over-the-counter and used on the upper teeth, are designed to protect against broken teeth and an injured tongue. Recently, researchers in South Carolina found that a customized device which rests on the lower jaw can decrease levels of serum cortisol following exercise. The reduction of this steroid hormone indicates less stress following strenuous activity and may provide a more rapid recovery after intense muscle exertion. http://medicalxpress.com/news/2012-04-mouthpiece-stress-strenuous.html Health Wed, 25 Apr 2012 16:33:28 EST news254590400 Glucocorticoids are a type of steroid hormone that are used to treat everything from asthma to arthritis, but the impact of these powerful anti-inflammatory drugs – particularly in prolonged, low-doses – remains to be fully understood. http://medicalxpress.com/news/2012-03-double-edge-sword-steroids.html Medical research Thu, 22 Mar 2012 07:48:30 EST news251621301 A key protein potentially involved in regulating breast cancer progression has been identified by researchers at Clarkson University in Potsdam, N.Y. Led by professor Costel Darie, the team worked to identify the binding partner of Tumor Differentiating Factor (TDF), a pituitary hormone that had previously been shown to reduce cancer progression in breast cancer cells. http://medicalxpress.com/news/2012-01-receptor-key-breast-cancer.html Cancer Fri, 13 Jan 2012 16:02:17 EST news245692913 A new study by York University researchers finds that practicing yoga reduces the physical and psychological symptoms of chronic pain in women with fibromyalgia. http://medicalxpress.com/news/2011-07-yoga-boosts-stress-busting-hormone-pain.html Psychology & Psychiatry Wed, 27 Jul 2011 13:40:03 EST news230991979 Infants of human immunodeficiency virus 1 (HIV-1) infected mothers who were treated before and after birth with the protease inhibitor lopinavir-ritonavir were more likely to experience adrenal dysfunction, including life-threatening adrenal insufficiency in premature infants, compared with a zidovudine-based regimen, according to a preliminary report in the July 6 issue of JAMA. http://medicalxpress.com/news/2011-07-hiv-medication-adrenal-dysfunction-newborns.html HIV & AIDS Tue, 05 Jul 2011 17:15:09 EST news229104878 Researchers at the University of California, San Diego School of Medicine have discovered a steroid hormone that inhibits inflammation in the brain. The findings, to be published in the May 13 issue of the journal Cell, have implications for understanding the exaggerated inflammatory responses that are characteristic features of numerous neurodegenerative diseases. http://medicalxpress.com/news/2011-05-sex-hormone-precursor-inhibits-brain.html Medical research Thu, 12 May 2011 12:27:54 EST news224422037