Antibiotics appear to have little benefit for uncomplicated lower respiratory tract infections
...hat adopting these strategies would help limit the vicious circle of the medicalization of self-limiting illness when antibiotics are prescribed. Immediate antibiotic prescribing is likely to limit the number of patients who return for cough within the next month but only by a little more than delayed antibi...Anxiety disorders can compromise success of alcohol-dependence treatment
...gical drinking in the first place. This creates a vicious cycle, in which more drinking leads to greater anx...which, in turn, leads to more drinking. Once this vicious cycle is firmly in place, which disorder is operating as the cause' and which as the 'effect' become...Heart disease patients face greater risk of PTSD
...n Denmark and the Netherlands. This may lead to a vicious cycle, with the PTSD associated with heart disease harming the patient's future cardiac heath, according to the study in the current issue of Psychosomatic Medicine. Among heart attack patients, about 15 percent develop the psychiatric disorder, acc...Enzyme complex thought to promote cancer development can also help prevent it
...hosphate group is added to the molecule), it turns vicious and acts to promote oncogenesis. The researchers found the two forms of EZH2 after they identified the "switch" that leads to its phosphorylation - the well-known culprit Akt, an enzyme that has already been associated with cancer development. ...The role of Type II Collagen in rheumatoid arthritis
...es known as matrix metalloproteinases (MMPs). The vicious cycle begins when inflammatory cells infiltrate the tissue lining the joints and consume excess oxygen. In addition to unleashing MMPs, the oxidative stress provokes non-enzymatic glycation a chemical binding of sugar molecules and proteins. Tellt...Not every stutterer is a problem case
...ing. Fear and shame, particularly, often lead to a vicious circle among stutterers. The aim of the therapy is to break this vicious circle. 'The children affected should learn to cope with their lack of fluency without fear. Positiv...Animal models show that anabolic steroids flip the adolescent brain's switch for aggression
...ive. Even after the drug was withdrawn, the newly vicious hamsters attacked, bit and chased the intruders. In fact, their aggressiveness measured ten times greater than that of control hamsters injected with oil only. Their full-blown aggression clearly drug-induced -- lasted for nearly two weeks of with...Research team to examine impact of genetics and exposure to secondhand smoke
...tine and other pathogens in smoke may also cause a vicious cycle in the body. "It likely causes damage to cells on the inner wall lining of blood vessels, which results in less adaptive capacity of the vessels and arteries, which may then cause greater strain on the heart," says Dr. Tingen. Children exposed...OHSU research reveals possible future target for delaying or stopping Alzheimer's
...ddy. "In other words -- this model appears to be a vicious cycle where damage to brain cells increases and in fact feeds upon itself." Previous and concurrent research in human tissue taken from Alzheimer's patients also confirmed increased levels of beta amyloid in brain cell mitochondria and appear to agre...Study links effects of withdrawal to compulsive drug use and craving
...makes the underlying condition worse. You set up a vicious cycle where you're taking more of the drug to relieve a progressively worsening withdrawal." Importantly, the researchers also identified a previously unknown source of drug craving, provoked by stimuli linked to withdrawal through Pavlovian conditio...Healing the heart with bone marrow cells
... step in repairing the heart and in preventing the vicious downward spiral of heart failure in which the heart progressively thins and dilates, eventually causing death." Despite advances in surgical procedures, mechanical assistance devices, drug therapy, and organ transplantation, more than half of patient...Penn researchers use the abdomen to deliver oxygen to assist ailing lungs
... a phenomenon of ventilator-induced lung injury, a vicious cycle where the high vent settings required to support someone with lung failure actually exacerbate the underlying lung disease, requiring even more vent support. A technique like abdominal perfusion, if proven to be safe and effective, could be use...Anticipation plays a powerful role in human memory, brain study finds
... to be when it is over. Unfortunately, that sets a vicious cycle in motion, because the stronger her memory of discomfort, the worse her performance anxiety is likely to get. The UW-Madison scientists found that two key regions of the brain - the amygdala and the hippocampus - become activated when a perso...Binge drinking, gender and clinical depression
...make women depressed," said Wilsnack. "However, a vicious circle could possibly begin with drinking in response to depression. This study underscores the important fact that women and men differ in significant ways both biologically and socially that may impact how they drink, and the predictors and cons...Common anesthetic may induce cell death, generation of Alzheimer's-associated protein
...ur studies have shown that isoflurane may induce a vicious cycle of apoptosis, amyloid-beta generation, and further rounds of apoptosis leading to cell death," says Zhongcong Xie, MD, PhD, of the MassGeneral Institute for Neurodegenerative Disease (MGH-MIND), the study's lead author. "If future studies supp...Severe PTSD damages children's brains, Stanford/Packard study shows
...n shown to kill hippocampal cells in animals. In a vicious cycle, a reduction in hippocampal size can make it more difficult for a child to process and deal with traumatic events, which in turn may raise both stress and cortisol levels that cause even more damage. "Although everyday levels of stress are ne...Exercise can cut coronary artery disease risk for some with MS
...s fatigue and depression, which often results in a vicious cycle of reduced mobility and decreased physical activity. Reduced activity level predisposes people with MS to be at increased risk for secondary diseases such as diabetes, osteoporosis and coronary artery disease (CAD). In an effort to improve th...Study outlines how stroke, head injury can increase risk of Alzheimer's disease
...s, so it may cause further apoptosis, leading to a vicious cycle of continued cell death and amyloid-beta production. The importance of GGA3s control of BACE levels was supported by the observation that, in brain tissue from Alzheimers patients, reductions in GGA3 corresponded with elevations in BACE, par...Method shows promise for early detection of pancreatic cancer
...ecomes symptomatic, it is too late. This creates a vicious cycle that we want to break. We have found that we can take measurements safely in the duodenum and use a biological phenomenon called the field effect to our advantage, he said. If you have a precancerous or cancerous lesion in the pancreas, even ...