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High GI foods may raise cancer risk

A diet with a high glycaemic load could increase the risk of colorectal cancer, find US scientists following recent research on nearly 40,000 middle-aged women. Findings could further fire interest...

Mice engineered to produce omega-3s

Geneticists have engineered mice to produce high amounts of the heart-healthy omega-3 fatty acids in their tissues and organs, they report in Nature this week.

Misleading labeling found on St John's wort supplements

The real amount of active ingredient in over-the-counter St John's wort 'varies greatly' and can be up to 114 per cent of the amount on the label, according to a...

New heart-health advice stresses role of diet

New guidelines to preventing heart disease in women, issued by the American Heart Association yesterday, recommend increasing intake of omega-3 fatty acids and taking folic acid supplements.

Vitamins found ineffective against recurrent stroke

Taking high-dose vitamins to reduce levels of the amino acid homocysteine, thought to reduce heart disease risk, appears to do little to prevent a second stroke in patients, show results...

Onions: peeling away at the health properties

Scientists are one step closer to understanding the health benefits of onions with a new study in Australia revealing the lipid modulating and immunostimulatory properties of the raw brown version.

HCA, better than ephedra?

A proprietary form of the weight loss ingredient hydroxycitric acid (HCA) has been shown to increase fat burning, improve cholesterol levels and reduce body mass index, reports its manufacturer InterHealth...

Antioxidants reduce asthma risk in children

Higher levels of the antioxidants beta-carotene and vitamin C, along with the antioxidant trace mineral selenium, were associated with a lower risk of asthma in a large study on young...

Iodine supplements for mothers who smoke?

Smokers who breast feed should take iodine supplements, say Danish researchers, who found that smoking could impact the transport of iodine in human milk and could reduce iodine levels -...

Probiotics, dead or alive, can relieve gut disease

Probiotics, the bacteria thought to help gut health disorders, allergies and even some forms of cancer, contain immune system-stimulating DNA, which makes them just as effective when inactivated as when...

Grapefruit may be easy weight loss remedy

Eating grapefruit, long recommended by diet programmes for weight loss, may indeed impact the body's insulin levels, speeding up metabolism and leading to weight loss, say researchers from the US-based...

Moderate fat may be better for weight loss

A moderate-fat weight loss diet reduced dieters' cardiovascular risk better than a low-fat diet, usually recommended for heart health, report Penn State researchers.

The price to pay for obesity

Obesity-related US medical costs reached $75 billion in 2003 with taxpayers paying up to $175 annually to foot the bill, reports a new study. According to weight-loss-diet-i.com, sales of diet...

Lycopene reduces heart disease risk, further evidence

Dietary lycopene may significantly reduce the risk of heart disease, suggests new research, which found that women with the highest levels of the antioxidant in their blood had a 34...

High carbs for weight loss?

Flying in the face of the massively popular low carb Atkins diet, controversy linked to the efficacy of the regime looks set to continue with new evidence suggesting the precise...

Burn patients need vitamin D supplements

Children with severe burns have a diminished capacity to make vitamin D and should receive vitamin D supplements to stop their bones from weakening, report US researchers this week.

DHEA to replace HRT?

Supplements of the hormone dehydroepiandrosterone (DHEA) may help remedy some of the side effects of the menopause, according to Italian researchers.

LA school district opts for health approach

Signs that schools are opting for healthy alternatives to drive down obesity in children continue with news of a major distribution agreement for value-added water products in 150 Californian school districts.

Charity calls for new supplement programs

A lack of basic vitamins and minerals is damaging the health of one-third of the world's people and holding back the economic development of virtually every country in the southern...

Iron in red meat linked to diabetes

Iron intake from red meat may be associated with the risk of type 2 diabetes, new research suggests. The finding comes in the wake of new figures demonstrating the huge...

FDA outlines health strategy for 2004

Consumer and health and safety will be a key priority for the Food and Drug Administration (FDA) in 2004, stressed the US government body in a white paper released last week.

US lobby wins time for changes to global health strategy

The United States has managed to stall approval of the WHO's diet and health strategy, designed to help the world's governments stem the rise in obesity.

New chromium compound more bioavailable

US scientists have patented a new, stable and absorbable form of chromium and are looking for companies to carry out trials on the product, they said this week.

Customize and categorise

A one-size-fits-all approach to nutrition recommendations may soon be outdated, argues a nutritionist in a new article that supports the supplement industry's increasing moves to target products at specific population...

Melatonin may help blood pressure

Melatonin, a naturally occurring hormone found in the body, might one day offer a new approach to traditional high blood pressure treatments, according to a report in today's rapid access...