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Intense cycling training damages sperm

The high-intensity training undertaken by triathletes has a significant impact on the quality of their sperm, the 25th annual conference of the European Society of Human Reproduction and Embryology heard today (Monday 29 June). Professor Diana Vaamonde, from the University of Cordoba Medical School, Cordoba, Spain, said that the triathletes who did the most cycling training had the worst sperm morphology.

29 Jun 2009

Protein regulates movement of mitochondria in brain cells

Scientists have identified a protein in the brain that plays a key role in the function of mitochondria - the part of the cell that supplies energy, supports cellular activity, and potentially wards off threats from disease.The discovery, which was reported today in the Journal of Cell Biology, may shed new light on how the brain recovers from stroke.

15 Jun 2009

COPD patients benefit from lifestyle program

Patients with moderate COPD were randomized to receive "usual care" or to undergo an interdisciplinary, community-based program (INTERCOM) that offered an intensive lifestyle moderation phase of four months, during which patients were instructed in detail to perform two 15-minute intervals of pleasurable walking or cycling, and offered instruction in other lifestyle changes such as nutrition and smoking cessation.

20 May 2009

Vibration plate machines may aid weight loss and trim abdominal fat

New research suggests that, if used properly, vibration plate exercise machines may help you lose weight and trim the particularly harmful belly fat between the organs.

10 May 2009

The effects of maternal exercise on fetal breathing movements

Exercise has many benefits for adults, teens, and youngsters. It is less clear what benefit, if any, exercise may have during fetal growth during gestation.

20 Apr 2009

Aerobic exercise may help patients with heart failure

Aerobic exercise training appears safe for patients with heart failure and was associated with a modest reduction in the risk of death and hospitalization, with some improvement in quality of life, according to two articles in the April 8 issue of JAMA, the Journal of the American Medical Association.

8 Apr 2009

Exercise is safe, improves quality of life in patients With chronic heart failure

Behavior treatment works as well as drugs for children with ADHD and bypasses the risk of medication's side effects, a meta-analysis of 174 studies on ADHD treatment conducted at the University at Buffalo, has shown.

7 Apr 2009

Basic guides to PCR, labeling neurons featured in Cold Spring Harbor Protocols

Along with new cutting-edge methods, Cold Spring Harbor Protocols is home to an in-depth library of basic laboratory methods.

1 Apr 2009

Providing housing and support services for homeless alcoholics reduces costs to taxpayers

Providing housing and support services for homeless alcoholics costs taxpayers less than leaving them on the street, where taxpayer money goes towards police and emergency health care.

1 Apr 2009

Exercise program reduces migraine suffering

While physical exercise has been shown to trigger migraine headaches among sufferers, a new study describes an exercise program that is well tolerated by patients.

29 Mar 2009

Helium/oxygen mix helps lung patients breathe easier

New research published in the international journal Chest , by Neil Eves, PhD, finds that people with chronic obstructive pulmonary disease (COPD) who breathed a mix of 60% helium and 40% oxygen during a rehabilitation program were able to exercise longer and harder than those who breathed normal air.

10 Mar 2009

Hair follicle stem cells may be key to organ regeneration

Most people consider hair as a purely cosmetic part of their lives. To others, it may help uncover one of nature's best-kept secrets: the body's ability to regenerate organs.

8 Feb 2009

Is rapid transition through menopause linked to earlier onset of heart disease?

An evaluation of 203 women as part of the multifaceted Los Angeles Atherosclerosis Study (LAAS) found that those who transitioned more quickly through menopause were at increased risk for a higher rate of progression of "preclinical atherosclerosis" - narrowing of arteries caused by the thickening of their walls.

29 Jan 2009

Exercise after menopause lowers breast cancer risk

Several studies had previously suggested that regular physical exercise reduces the breast cancer risk of women.

19 Jan 2009

Hematopoietic stem cells found to reproduce more slowly than expected

Investigators from Massachusetts General Hospital (MGH) have found a subpopulation of hematopoietic stem cells, the source of all blood and immune system cells, that reproduce much more slowly than previously anticipated.

8 Dec 2008

Children walking less

Days when schoolchildren walked to neighbourhood schools are long gone.

3 Dec 2008

Brookhaven scientists receive patent for improved cancer therapy device

Four physicists at the U.S. Department of Energy's (DOE) Brookhaven National Laboratory have been awarded U.S. Patent No. 7,432,516 B2 for the design of a "medical synchrotron" capable of delivering precision doses of proton radiation to cancerous tumors with minimal damage to surrounding healthy tissue.

24 Nov 2008

Vigorous exercise protects against breast cancer

Normal-weight women who carry out lots of vigorous exercise are approximately 30% less likely to develop breast cancer than those who don't exercise vigorously.

31 Oct 2008

Obesity reality check

Sydney University's Institute of Obesity, Nutrition & Exercise (IONE) will today draw together some of Australia's leading obesity experts to review and measure the effectiveness of our response as a nation to the obesity epidemic.

27 Oct 2008

Experts say more exercise and better diet the key to childhood obesity

With experts saying the life expectancy of Australian children will be shortened by two years if something is not done about the country's obesity epidemic, researchers in Britain are saying the one hour of moderate exercise a day recommended to children from health experts may not be enough to tackle the problem of childhood obesity.

13 Oct 2008