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Stories about: calcium


Arapaimas Are Invulnerable to Piranha Attacks

Piranhas are known to be extremely aggressive fish, which attack and swarm everything from smaller fish to humans. They live inside rivers and lakes in the Amazon, and have a very high kill rate. In fact, they can overcome any fish but the arapaima. This is one of the largest species of freshwater fish in the world,...

11 February 2012
05:39 GMT

Diabetes Further Linked to Heart Disease Risk

The extent to which diabetes is tied to heart diseases apparently escaped even the most intricate studies. In a recent investigation, experts in the United States learned that diabetes patients exhibited calcium build-ups in their bodies that were indicators of impending heart attacks or strokes. Scientists have k...

27 September 2011
09:01 GMT

How Major Human Biological Sensors Work

A group of scientist at the University of California in Los Angeles (UCLA) announces a breakthrough in their understanding of how biological sensors function. These are critical components of cellular control systems, that is in charge of controlling the flow of potassium into the cell.As such, these sensors are capa...

7 June 2011
05:08 GMT

Bone Fracture Risk Doesn't Depend on Calcium Intake

Research carried out in Sweden demonstrates that the belief people have that calcium will reduce their risk of bone fractures later on in life is false. Experts found the same bone fracture risks in people with high and low doses of the mineral in their bones. In the paper, the team also argues that consuming more th...

25 May 2011
08:43 GMT

New Type of Supernova Produces Calcium, Titanium

About six years ago, astronomers identified a supernova that apparently defies classification, and would be better off in a class of its own. Dubbed SN 2005E, the object was found spewing out the chemical elements titanium and calcium, something that has never been observed before. Current theories and existing obser...

19 May 2011
10:12 GMT

A Bad Mix: Heart Health and Calcium Supplements

The use of calcium supplements in managing osteoporosis should be reassessed as soon as possible. It could be that the drugs boost older women's risk of developing adverse cardiovascular events. In other words, it could be that these supplements are making this subgroup of the population more likely to develop h...

20 April 2011
05:02 GMT

Nanoparticles Can Be Used Against Skin Allergies

Fighting common skin allergies may have just gotten easier. Scientists have developed a new approach to counteracting the reactions that exposure to common chemicals such as nickel produces in many people. The method is very simple, and the solution comes in the form of a cream.Nickel allergy is one of the most commo...

4 April 2011
03:06 GMT

Calcium Linked to Sudden Cardiac Death

Scientists in the United Kingdom have recently discovered a mechanism involving the common chemical calcium that can lead to sudden cardiac death in people who suffer from heart failure. The researchers say that there is a silver lining to their investigation, in the sense that the discoveries open up a potentiall...

29 January 2011
06:58 GMT

How to Make Bones in the Lab

A team of researchers from the Eindhoven University of Technology (TU/e) managed to visualize in great detail and imitate the process of bone formation in a laboratory, for the first time. A bone is made out of collagen fibers, in which there are calcium phosphate deposits under the form of nanocrystals. The team l...

27 October 2010
10:36 GMT

Lose Weight by Drinking Milk

A new study focusing on weight loss concluded that, regardless of the diet, people who consumed the most milk, had the biggest weight loss.The research carried out by Ben-Gurion University of the Negev (BGU) scientists proved that people on a diet who consumed milk or dairy products, lost more weight on average than ...

21 September 2010
08:59 GMT

Calcium Supplements Multiply Risks of Heart Attacks

Older people commonly take calcium supplements to fight or slow down osteoporosis. A scientific study published today on bmj.com associates these supplements with a high risk of heart attack. The authors of the study suggest that a better management of the calcium supplements in countering osteoporosis is necessary.D...

30 July 2010
05:02 GMT

Interactions of Calcium and Vitamin D Explained

Many healthcare experts urge their patients to increase their uptake of calcium if they want to have stronger bones. Theoretically, a higher amount of calcium in the organism is better for the health of hard tissues, but only when some conditions are met. That is to say, the mineral needs to be fixed to the bones, an...

15 March 2010
16:01 GMT

Moa Eggshells Reveal Amazingly Preserved DNA

Scientists have recently made a very important discovery, when they found a treasure trove of excellently preserved DNA, which they say they could use for a variety of purposes. But undoubtedly, the most important is sequencing the genome of the ancient moa birds, animals that went extinct some time ago, and that are...

10 March 2010
14:01 GMT

Eat Calcium-Rich Foods to Lose Weight

A new study comes to show that overweight women might have yet another strong, natural ally in their fight against the pounds: calcium. Those who increased their calcium intake throughout the duration of the study by as much as twice lost more weight faster. With this in mind, the increasing consumption of calcium-ri...

27 March 2009
13:21 GMT

Organic Milk Helps Beat Cancer and Heart Disease

For all of you milk lovers out there, here is some very good news: a recent study indicates that the very versatile dairy product is not only an excellent source of vitamins and calcium for the human body, but also has the ability to cut back on our chances to develop heart disease and cancer. There's one catch,...

13 June 2008
10:58 GMT

Eat for Your Bones

If you're already been diagnosed with osteoporosis, don't panic - it doesn't mean that you'll have to miss out on most of the fun parts of your life, it simply means that you will have to pay extra attention to what you eat, and when you eat it.The best moment in the day for an extra dose of calci...

10 June 2008
16:34 GMT

Cola Is Bad for Your Bones

Junk food and cola are part of the standard diet for any cool kid. Nevertheless, it turns out that cola is compromising the strength of their bones, as revealed by a new research published in the American Journal of Clinical Nutrition."There is enough evidence that high consumption of soda and carbonated beverages is...

29 April 2008
14:06 GMT

Vitamin D Is Involved in Brain Development and Activity

We associate vitamin D with calcium metabolism and bone strength but, in fact, this molecule has many other roles in the organism from which we can enumerate: it controls tissue differentiation during development and immunity. More than 900 different genes can attach to the vitamin D receptor, which is the protein th...

22 April 2008
03:25 GMT

Mystery Solved: How Anesthetics Work

This is a great mystery that has been finally solved: how do most anesthetics work. And it started with almost the only anesthetic our grandparents could name, the chloroform, which has been used for over 150 years. The discovery was made by accident by Leeds University Dr. Yahya Bahnasi."We take general anesthesia f...

2 April 2008
02:41 GMT

What Causes the Muscle Fatigue?

Every skeletal muscle fatigues, more or less rapidly, but why is that? It has been believed for almost a century that muscle fatigue is caused by lactic acid, produced during exercise and thought to impair contractile proteins. But studies made in the last years showed that, at body temperatures, very little acid sto...

15 February 2008
02:57 GMT

Top 7 Food Dangers Stalking The Vegetarians

You are an animal lover, and you have decided not to eat anything coming from an animal. But with the meat and animal products out, you're going to miss many minerals, vitamins and nutrients. Watch out to this:1. Proteins are the "bricks" of the organism, and must contain all the essential aminoacids, in precise...

1 February 2008
14:06 GMT

Chocolate Is Bad for Your Bones!

Chocolate may induce more harm than increased fatty deposits on the undesired locations. A new research carried out at the University of Western Australia and published in the "American Journal of Clinical Nutrition" shows that regular chocolate consumption could cause weaker bones and osteoporosis. Female subjects ...

28 January 2008
04:09 GMT

Deadly Marine Snail Venom to Kill The Pain

If we take into account the snails that come out after the rain, you would say about them only that they are cute, little vegetarians. The Italians, French and Spanish would say that they're delicious, too. But do not be fooled by the pacific life of the terrestrial snails. The marine ones can be in fact amongst...

2 July 2007
09:43 GMT

Female Sex Hormones and Calcium: Food is Better Than Pills

Going hungry and taking pills won't help you keep strong bones. A new research at Washington University School of Medicine in St. Louis has found that females who obtain most of their daily calcium from food have stronger bones than those taking calcium mainly from supplemental tablets. And this conclusion persi...

20 June 2007
03:01 GMT

What's Cheese?

In cultures that do not consume milk or dairy products, cheese can be one of the most disgusting food items. Such is the case of China or other nations in southeastern Asia, even if they have their own variant of vegetal cheese, the tofu. But for animal-based cultures, milk and dairy products are the base of their al...

29 May 2007
15:51 GMT

Alimentation to the Extremes: Which Are the Effects?

The overweight is a serious issue in developed countries. But nervous anorexia is also reaching terrific numbers. For example, in Spain, with a total of 40 million inhabitants, it may affect about 1 million persons!53 % of the adult population in the developed countries suffer from overweight while 10% of the teenage...

15 March 2007
10:29 GMT


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