Showing posts with label jAiF MuScEL. Show all posts
Showing posts with label jAiF MuScEL. Show all posts

Thursday, September 6, 2012

Cell phones have more germs than a toilet seat

Cellphones carry up to 10 times more bacteria than most toilet seats, a new study has revealed.

Experts said the reason is that phones are often passed between people which spreads the germs around - but they are never cleaned which means the diseases keep on building up.

Charles Gerba, a microbiologist at the University of Arizona, said during his ongoing experiments he has found that bugs get onto a phone because it is so close to our hands and mouths.

When somebody lets a friend or a stranger use their mobile their bacteria easily gets onto the device too.

Professor Gerba added that because mobiles are electronic some people are reticent about cleaning them, the Daily Mail reported.

While toilets tend to get cleaned frequently, because people associate the bathroom with germs, cellphones and other commonly handled objects - like remote controls - are often left out of the cleaning routine.

Junk food could also damage brain, says study

Obesity-inducing junk food could also give you dementia through high blood pressure and cholesterol, which interrupt blood supply to the brain, says a study.

Some animal studies have specifically implicated insulin, a hormone, suggesting that Alzheimer's could be 'diabetes of the brain'. But the latest theory also points to high levels of fatty and sugary food damaging the brain by interrupting its supply of insulin.

In type 2 diabetes, junk food prompts our cells in becoming resistant to the insulin they need to convert sugar into energy.

Insulin is required to regulate brain chemicals, key to memory and learning, to make and strengthen connections between brain cells and to maintain the blood vessels that supply the brain with blood and oxygen, the journal New Scientist reports.

The study suggests that something similar may be happening in Alzheimer's, with a bad diet preventing brain cells from responding properly to insulin.

Rats developed Alzheimer's after being fed a compound that prevented their brains from using insulin, according to the Daily Mail.

Suzanne de la Monte, study co-author from Brown University, US, said: "They were demented. They couldn't learn or remember." When researchers fed healthy men and women fatty and sugary foods for a month, levels of insulin and beta amyloid rose.

With rates of diabetes soaring, dementia could be reaching 'epidemic' proportions.

The Alzheimer's Society's director of research, professor Clive Ballard said: "One in three people over 65 will develop dementia. Research like this points us in new directions for treatment development." 

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Gym supplements 'can do more harm than good'

High levels of additional protein can cause side effects, which include nausea as well as kidney and liver damage, according to The British Dietetic Association (BDA).

It now demands clearer warnings about what is in gym supplements that can come in the form of powders and bars, the BBC reported.

The body needs protein for muscle growth and many gym goers use it to try to get bigger quickly.

Gym supplements come under food law so although they have to be labelled properly what is in them can vary.

They are different to medicines, which legally have to ensure contents are more specific.

There have been warnings before, most recently from the Food Standards Agency, which advises people not to take gym supplements containing DMAA.

The BDA argues there is now evidence to show excess levels of additional protein taken over a long time can cause health problems.

"The more protein in your diet the more you have to get rid of," the BDA.

"People who have these high protein diets are now running into problems with their kidneys because of the amount of protein they must get rid of," it added.

The association believes people can get enough protein naturally from things like chicken and milk.

However, the Health Food Manufacturers' Association, which represents the supplement industry, says compared to other foods or medicines, gym supplements have an enviable record.

Many people commenting on Newsbeat's Facebook page also defended the reputation of gym supplements. 

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