Heart Rate News and Research

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Heart rate is determined by the number of heartbeats per unit of time, typically expressed as beats per minute (BPM), it can vary with as the body's need for oxygen changes, such as during exercise or sleep.

Exercise reduces inflammation

Although a number of studies have suggested that regular exercise reduces inflammation a condition that is predictive of cardiovascular and other diseases, such as diabetes it is still not clear whether there is a definitive link.

9 Jul 2007

Drug gets rid of those nasty memories

A team of scientists say they have found a way to dampen down the impact of bad memories in people's brains.

4 Jul 2007

Therapeutic value of meditation unproven

There is an enormous amount of interest in using meditation as a form of therapy to cope with a variety of modern-day health problems, especially hypertension, stress and chronic pain, but the majority of evidence that seems to support this notion is anecdotal, or it comes from poor quality studies, say Maria Ospina and Kenneth Bond, researchers at the University of Alberta/Capital Health Evidence-based Practice Center in Edmonton, Canada.

29 Jun 2007

New genetic cause for Joubert syndrome

An international study by researchers at Seattle Children?s Hospital Research Institute, the University of Washington School of Medicine, and Radboud University in Nijmegen, Netherlands has identified a new genetic cause for Joubert syndrome (JS).

15 Jun 2007

Sleep disorder diagnosis and treatment

Jeffrey Kopita, M.D., pulmonologist and sleep medicine specialist on the medical staff at Baylor Medical Center at Garland, talks about sleep disorder diagnosis and treatment.

8 Jun 2007

Brits get serious about smokers

Authorities in the UK have given approval for an anti-smoking pill to be available on the National Health Service (NHS).

3 Jun 2007

Pure oxygen harms the brain

A paramedic or doctor plops a mask over the face of a person struggling to breathe and begins dispensing pure oxygen.

24 May 2007

Effects of Taser on human health

Using a Taser to control agitated suspects in police custody is standard operating procedure for many law enforcement agencies.

18 May 2007

Novel device helps monitor mental illness

Psychiatric researchers at the University of California, San Diego (UCSD) School of Medicine will report important new findings from a study of patients with bipolar affective disorder and schizophrenia at the upcoming meeting of the Society of Biological Psychiatry, to be held in San Diego May 17-20.

17 May 2007

Virtual Iraq provides better understanding of post-traumatic stress disorder

Weill Cornell Medical College researchers are using a virtual reality simulation called "Virtual Iraq" to better understand how symptoms of post-traumatic stress disorder (PTSD) develop.

17 May 2007

Just 75 minutes of exercise per week helps improve fitness levels for postmenopausal women who are overweight

New research indicates that even small amounts of physical activity, approximately 75 minutes a week, can help improve the fitness levels for postmenopausal women who are sedentary and overweight or obese, according to a study in the May 16 issue of JAMA.

16 May 2007

Low tar cigarettes as damaging as regular tar

Low tar "lite" cigarettes impair blood flow through the heart as severely as regular cigarettes, reveals a small study published ahead of print in the journal Heart.

16 May 2007

Youth at risk of overweight compared with healthy-weight youth appear to have increased cardiovascular risks

Key indicators of cardiovascular health, such as blood pressure and arterial stiffness, are headed in the wrong direction in "chunky" adolescents, researchers say.

11 May 2007

Coarse particulate matter in outdoor air raises bad cholesterol

Breathing air containing coarse particulate matter such as road or construction dust may cause heart problems for asthma sufferers and other vulnerable populations, according to a new study led by the University of North Carolina at Chapel Hill School of Public Health.

10 May 2007

Should hyperthyroidism patients consider combining Chinese and Western medicine?

It might not be a bad idea for people with overactive thyroids to supplement their standard treatment with Chinese herbal medicine, a new review suggests.

4 May 2007

Statin drugs also may help reduce risk of heart failure

Statin drugs, known primarily for their ability to lower cholesterol, also may reduce the overactive sympathetic nervous system response that contributes to the worsening of heart failure and increases the risk of sudden cardiac death, two University of Missouri-Columbia researchers have found. Heart failure is the leading cause of morbidity and mortality in the United States.

2 May 2007

Identifying cardiorespiratory neurocircuitry involved in central command during exercise in humans

For almost one hundred years the brain's ,central command, system , whose charge includes controlling the body's cardiorespiratory response to exercise , has been pursued. Animal experiments and functional imaging studies have provided clues to the location of this system, but the underlying electrophysiological activity has never been measured.

30 Apr 2007