Pressure in Biological News

A 'heart healthy' diet and ongoing, moderate physical activity may protect against cognitive decline

... by physicians to people with high blood pressure or pre-hypertension. The DASH diet eating plan has been proven to lower blood pressure in studies sponsored by the National Institutes of Health. High blood pressure is considered a risk factor for Alzheimer's and ...

New way to make sensors that detect toxic chemicals

... you mix everything together in a pressure vessel, pop it in the oven, rinse it off and it's ... and pressure, and leave the material in the pressure cooker for just the right amount of time. For this study, they set the pressure cooker to around 225 C. They found they can make ...

Hypertension among lower-status employees lingers well into retirement

... rates. Hypertension is diagnosed when blood pressure on the artery walls is consistently too high. ... little control over decision-making, are under pressure to get a specified amount of work done in a ... tend to be higher, which can lead to high blood pressure and, eventually, hypertension. There were two ...

New evidence of how high glucose damages blood vessels could lead to new treatments

... a shortfall that increases the risk of high blood pressure and eventual narrowing of the vessels, ... and what comes first. Is increased blood pressure leading to changed O-GlcNAc or are augmented ... hypertensive animals to study the impact on blood pressure and vascular function. ...

Comprehensive genetic study paves way for new blood-pressure medicines

... Eight previously unknown genes that affect blood pressure were recently identified in a comprehensive ... Web edition of Nature Genetics . High blood pressure is a major contributing cause of cardiovascular ... that affect blood pressure, partly because blood pressure is impacted by non-genetic factors, such as ...

System that regulates blood pressure is amiss in some healthy, young blacks

... it's supposed to work is the higher your blood pressure goes, the system is supposed to be suppressed so you urinate out more sodium and the blood pressure goes down in response," says Dr. Matthew Diamond, ... mechanism designed to raise blood pressure to escape a tight spot was not to blame for ...

Translating the conversation between the brain and blood vessels

... has helped unravel how this chatter adjusts blood pressure and blood flow to meet the body's constantly ... artery in the neck that rapidly lowers blood pressure when stimulated. A clinical trial is now underway ... people who are hypertensive can lower their blood pressure by using a pacemaker-like device that stimulates ...

UC Davis bench-to-bedside research: Promising treatment in clinical trials

... and technology. "Diabetes and high blood pressure commonly occur together and a new class of drugs ... for safety, tolerability, reduction of blood pressure and various measures of glucose and lipid ... inhibition modulates glucose metabolism or blood pressure in patients with impaired glucose tolerance and ...

AGU journal highlights -- March 25, 2009

... seeds Understanding sea temperature-atmospheric pressure links in North Atlantic New tool differentiates ... 5. Understanding sea temperature-atmospheric pressure links in North Atlantic Feedback effects ... associated with a variation in atmospheric pressure above the North Atlantic Ocean called the North ...

Seven recommendations from Aarhus to COP15

... Currently, biodiversity is under negative pressure from land-use, biological invasions, and ... that alleviates rather puts additional negative pressure on biodiversity. 2. CC-integrated ... biodiversity-rich tropical forests. By reducing pressure on tropical forests, REDD is also likely to have ...

Is it really only our kidneys that control blood pressure?

... The problem of high blood pressure has reached pandemic proportions, causing ... summary of the latest research into how blood pressure is controlled. When blood pressure increases the kidneys respond by extracting extra ...

Simple test helps predict heart attack risk

... tests (like the ABI, which is a comparative blood pressure test). For the first time, researchers determined ... Risk factorslike smoking, diabetes, high blood pressure and obesityincrease one's risk of heart attack ... (smoking cessation, blood glucose and blood pressure control, lowering cholesterol and exercise)can be ...

Common gene variants increase risk of hypertension, may lead to new therapies

... to stress that also appear to influence blood pressure levels, an association previously seen in animals ... and a few rare genetic syndromes that raise blood pressure have been identified. But the common genetic ... same individuals for any association with blood pressure levels. Results of that third stage which ...

LSUSHC researchers find potential new target for hypertension treatment

... of a key spontaneous reflex involved in blood pressure regulation and confirms its potential as a target ... Beat-to-beat short term regulation of blood pressure is provided by a spontaneous reflex called the ... reflex. Receptors in the arteries sense blood pressure and relay the information to the central nervous ...

Researchers may have found why women have an edge on salt-sensitive hypertension

... ETA receptors which are believed to raise blood pressure and help reshape blood vessels into thick, rigid ... too much salt. When the kidneys realize the blood pressure is getting too high they try to get rid of salt. If they can't, in an ironic twist, blood pressure goes even higher to help literally force salt out ...

Cutting salt isn't the only way to reduce blood pressure

... suggests that people trying to lower their blood pressure should also boost their intake of potassium, ... potassium seems to be effective in lowering blood pressure and the combination of a higher intake of ... initially aged 30-to-54 and with blood pressure readings just under levels considered high, were ...

Athletes not spared from health risks of metabolic syndrome

... If a male athlete's waist measurements and blood pressure exceed set points a 40-inch waist and a blood pressure reading higher than 130 over 85 he ideally ... lipoprotein (HDL, or good cholesterol), blood pressure and triglycerides. Of those 34, one athlete ...

Study helps explain connection between sleep apnea, stroke and death

... decreases blood flow to the brain, elevates blood pressure within the brain and eventually harms the brain's ... and causing blood oxygen levels to drop and blood pressure to rise. The person eventually awakens and begins ... needs, even in the face of changes in blood pressure -- a process known as cerebral autoregulation. ...

Hypertension develops early, silently, in African-American men

... African-American men have higher central blood pressure and their blood vessels are stiffer compared to ... study. While the study found that central blood pressure -- the pressure in the aorta, near the heart -- was higher in the ...

Grapes may aid a bunch of heart risk factors, animal study finds

... Mich. Could eating grapes help fight high blood pressure related to a salty diet? And could grapes calm ... from a research breed that develops high blood pressure when fed a salty diet. In all, after 18 weeks, ... to millions of Americans, who have high blood pressure related to diet, and who develop heart failure ...

Scientist plans to test for blood pressure genes affected by age

... people in the hopes of finding out why blood pressure often increases as young adults age. The ... that influence common disorders. "High blood pressure is the single most important predisposing factor ... Fornage's project is the focus on age and blood pressure interaction." Fornage said little is known ...

High blood pressure takes big toll on small filtering units of the kidney

... K. Dahl Memorial Lecture at the 62nd High Blood pressure Research Conference and Workshop in Atlanta. ... arterioles are responsible for keeping blood pressure at a comfortable 60 mmHg inside glomeruli. At a healthy blood pressure of 120/80 mmHg, blood enters the artery at a ...

Better understanding of blood vessel constrictor needed to harness its power for patients

... blood vessels and help patients manage high blood pressure or heart failure, scientists must learn more ... receptor interaction during the 62nd High Blood pressure Research Conference and Workshop in Atlanta. ... is endothelin-1 antagonists that reduce excessive pressure and tissue buildup inside the blood vessels of ...

Protein identified that plays role in blood flow

... For years, researchers have known that high blood pressure causes blood vessels to contract and low blood pressure causes blood vessels to relax. Until recently, ... cause of vascular diseases, such as high blood pressure and diabetes and may be used in the future as a ...

At risk for peripheral arterial disease? Simple quiz provides key so you can circulate better

... number the way they know their cholesterol, blood pressure or blood sugar number; it can save their lives," ... a simple and painless test, compares the blood pressure in the legs to the blood pressure in the arms to determine how well the blood is ...

Blood pressure response to daily stress provides clues for better hypertension treatment

... How the body regulates blood pressure in response to daily stress is the focus of a study geared toward helping people whose pressure is out of control. "Research shows that two-thirds of patients' high blood pressure is not controlled despite the best efforts of ...

Smart contact lenses

... "Smart" contact lenses that measure pressure within the eye and dispense medication ... and show that it could function as a simple pressure sensor. Glaucoma, a build-up of pressure in the eye, is a leading cause of blindness ...

OSU study shows exposure to bad air raises blood pressure

... pollution, over a 10-week period, elevates blood pressure in those already predisposed to the condition. ... within hours to days following exposure, blood pressure increases," Rajagopalan says. In a ... the chambers and monitored responses in blood pressure over one week. The air pollution level inside ...

Wearable Sensors Conceived at Harvard Robotics Lab Measure Hand Forces

... Literally LOS ANGELES, July 1 /PRNewswire/ -- pressure Profile Systems, Inc. (PPS) today announces their ... new wireless FingerTPS(TM) (Finger Tactile pressure Sensing) system for immediate sale worldwide. ... for easy, one-touch calibration. About pressure Profile Systems ...

Understanding autumn rain decline in SE Australia

... since 1950 the spatially alternating high and low pressure systems (called pressure wave-trains) conducive to rainfall over southern ... leading to rising sea level atmospheric pressure over south-east Australia. This weakening is ...

Nutrition research unveiled this week shows pistachios are smart for the heart

... factors, some of which include cholesterol, blood pressure and the genetic expression of various genes ... more about the effects of pistachios on blood pressure in people with diabetes and the effects of ... State study entitled, Pistachios Reduce Blood pressure and Vascular Responses to Acute Stress in Healthy ...

Yale study shows how rare genes have big impact on blood pressure

... dramatically lower risk of developing high blood pressure in the general population. The insight that ... and each known to cause dangerously low blood pressure levels when inherited with two defective copies ... These individuals in general had lower blood pressure and a 60 percent lower risk of developing ...

Rare genetic mutations protect against hypertension

... rare mutations in three genes contribute to blood pressure variation in the general population. The ... conditions characterized by inherited low blood pressure caused by recessive mutations, where two ... for patients with very high or very low blood pressure due to mutations in single genes. Such patients ...

Learning how to say 'no' to alcohol advertising and peer pressure works for inner-city adolescents

... likely to succumb to alcohol advertising and peer pressure to drink. The results of a three-year study of ... as well as their ability to resist peer pressure are both key skills for avoiding alcohol," says ... have developed better skills for resisting peer pressure by the eighth grade, further reducing their ...

Drinking milk may help ease the pressure

... milk each day reduced their risk for high blood pressure by up to10 percent compared to those who drank ... significant increases in uncontrolled high blood pressure for women across the nation, a condition that ... body of research linking diet changes to blood pressure control, most Americans are still missing the ...

Herpes virus link to complications in pregnancy

... that links viral infection with high blood pressure during pregnancy and pre-term birth. The ... the mystery of the cause of high blood pressure in pregnancy. The research has been conducted ... Third World countries. The cause of high blood pressure in pregnancy has been an enigma for decades and a ...

Carbon monoxide may cause long-lasting heart damage

... the environmental conditions of CO poisoning. The pressure generated in the left ventricle of the heart was ... of heart function. Left ventricular-generated pressure was decreased in both the nitrogren control and ... did not recover cardiac function including blood pressure to the extent that the nitogren control group ...

High blood pressure in older adults traced to gene's effects in blood vessels

... vessels that followed, which led to high blood pressure by the time the mice were 6 months old the rough ... significant impact on the dysregulation of blood pressure that leads to heart disease, said Hamdy ... cells' resulting growth pushes inward, putting pressure on the lumen and restricting blood flow, ...

Mayo Clinic study: Ossur's collars superior in immobilization and reduction of pressure

... Restriction and Craniofacial Tissue Interface pressure from Four Cervical Collars, finds that Ossurs ... addressed the ongoing concern that occipital pressure ulcers are well-known complications for trauma ... and mandibular and occipital tissue-interface pressure (TIP). Background: Cervical spine ...

Blood pressure drug telmisartan shows powerful activity against stroke

... at telmisartan's effect on stroke. "Because blood pressure is closely related to stroke risk, we really just ... drugs were better at lowering blood pressure and stroke compared to the use of single agents," ... was that combination therapy did reduce blood pressure the best of any treatment, and it also was best ...