Study shows light therapy to effectively treat mood disorders, including SAD
...t that occurs in nature in the summer when the sun rises earlier in the day. "The logic here is that it might put people with seasonal affective disorder into remission," Golden said. Still, the exact mechanisms by which light therapy works remain unclear, the researchers said. The studies selected by the ......unted on opposite sides of a drum that spins as it rises around the object (which is suspended in water), creating a stack of tomographic image slices which visualization algorithms turn into 3D images. In the first set of experiments using the HUTT system, the Marmarelis team easily located a set of smal...Alcohol magnifies the rewarding effects of smoking, even for light smokers
...on over a slow time course in order to avoid sharp rises in cigarette craving, which may increase their risk for smoking relapse." Rose suggested that animal studies could measure the effects of alcohol on dopamine release or other effects of nicotine thought to mediate reinforcement. "Human studies mig...Obese workers' pay lower due to health costs, Stanford study finds
... time, meaning that this set of obese workers' pay rises more slowly than that of non-obese workers with em...the finding that the pay for obese insured workers rises more slowly than that of their normal-weight counterparts suggests that obese workers may be getting...Three-fold risk of sudden cardiac death from some non-cardiac drugs
... of the population in the western world. This risk rises to around three per thousand per year in those taking the drugs. "These drugs are vital treatments for serious conditions in many cases, so it is essential that patients should not stop taking them on their own initiative. If they are concerned they ...Physiotherapists cure incontinence
...ian women suffer from incontinence and this figure rises to 20 per cent when women have had their first baby. But not all women with stress incontinence have had children. They might have a family history of stretchy connective tissue, be overweight, have a chronic cough, constipation or have had surgery,"...Tai Chi can reduce falls in older people, says new research
...65 living in the community fall each year and this rises to up to 50 per cent for people in long-term care facilities, such as residential homes. One in ten falls results in a fracture. "Regular exercise is very important as we get older because when we get to 65 we start losing muscle strength at a rate o...Could exercise protect older people from hip fracture?
...k's issue of The Lancet. The risk of hip fracture rises exponentially with age, and may result from fragility of the femoral neck. Dr Paul M Mayhew (University of Cambridge, UK) and colleagues used computed tomography to scan sections of femurs from 81 adults who died suddenly. They created three-dimensio...Alternating rise and fall of SCF - NIPA levels act as switch regulating cell division
...IPA, it cannot bind to SCF. The level of cyclin B1 rises during this time, which occurs when the cell is completing the duplication of its DNA (S phase), as well as during the subsequent preparatory phase and the early part of mitosis (G2 and M phases, respectively). But when it sheds the attached phospha...Decline in performance of candidates taking a postgraduate medical examination between 1997 and 2001
...ults, the curve has a clear 'dog-leg' shape, which rises until 1997 and then drops sharply in the subsequent years. In the second part of the study, the researchers compared the performance in an examination that took place in 1996 and another one that was held in 2001. The results show that fewer candida...Calcium may prevent polyps, but effect on cancer still not known, study finds
...ries. The risk begins to increase after age 40 and rises sharply between 50 and 55 years old. Calcium has been suggested as a protective agent against colorectal cancer because it is thought to inhibit processes considered critical to the growth of colon cancer cells. While calcium has been shown to have a...LSUHSC innovation in patient safety training to improve surgical outcomes
...or is a key component of the program. As its chest rises and falls with each breath, eyes blink, blood flows, heart beats, the simulator also produces urine and has the capacity to speak. It accurately mirrors human responses to such procedures as intubation, CPR, injection of medications, ventilation and ...Speed of PSA rise helps predict survival for prostate cancer patients
... how rapidly their prostate specific antigen level rises following treatment, according to a report published in the October 1, 2005 issue of the International Journal of Radiation Oncology*Biology*Physics, the official journal of ASTRO. Doctors at M.D. Anderson Cancer Center in Houston studied 621 men wit...New model shows gender differences in high blood pressure, Jefferson scientists find
...hat makes the protein, the researchers saw extreme rises in blood pressure even when the animals were resting. Not only that, they found that high blood pressure segregated with gender. That is, female mice with an overexpressed GRK5-making gene had a lesser spike in blood pressure than males, which Dr. E...Opening wide for new clues about lupus
...t to avoid. It's a little bit like a terrorist who rises through the ranks of the CIA despite the CIA's best efforts to weed out infiltrators. If the mole actually becomes a teacher and molds new recruits who go on to attack the country, the CIA would have a major problem on its hands, trying to control on...Heat dangers forgotten in the battle against air pollution
...so found that mortality rose more with temperature rises in early summer than in late summer when people had adjusted to heat. High levels of ozone and particulates tended to be associated with sunshine, and high particulates and sulphur dioxide with low wind, both of which can increase heat stress. The...Adolescents feel less biological pressure to head to bed early
.... "When children are little, their sleep pressure rises faster so they fall asleep early, but when it's slower, like it is for teenagers, it's harder to get to sleep," says Carskadon. The authors purport that the shift in sleep-cycles for teenagers is simply one more way to physically prepare them for fu...Risks of taking sedatives for insomnia in older people may be greater than the benefits
...oves aspects of sleep, the risk of adverse effects rises with such treatment. There are also indicators that older patients are more than twice as likely to experience an adverse event as they are to gain a better quality of sleep from such sedatives. But they stress that this comparison is only a rough in...Mayo clinic study finds occupation and education influence risk for Parkinson's disease
...ears of education. They also found that risk level rises as years of schooling increase. Occupationally, physicians had the greatest increased risk for Parkinson's compared to the general population, while those employed as construction and extractive workers (e.g., miners, well drillers), production worke...Mental stress may be another culprit in raising cholesterol levels in healthy adults
...initial stress responses had substantially greater rises in cholesterol than those with small stress responses. The people in the top third of stress responders were three times more likely to have a level of 'bad' (low-density lipoprotein) cholesterol above clinical thresholds than were people in the bot...