يحدث مع الجميع أن يشعروا وهم على وشك النوم وكأنهم يسقطون، ولهذا الشعور تفسير علمي، بحسب ما يجمع عليه الأطباء والمتخصصون. ويسمى هذا السقوط "اهتزازات بداية النوم"، وهي بمثابة انتفاضة لا إرادية تحدث عند الانتقال من اليقظة إلى النوم. ويشعر خلالها الشخص بأنه سقط ويصاحبها حركة مفاجئة في الجسم.
Added by Gulf Medics on September 16, 2014 at 10:58pm —
غازي عنتاب - باسل الجنيدي
على عكس الاعتقاد السائد بأن فقدان السمع المرتبط بالشيخوخة أمر لا مفر منه، أظهرت دراسة حديثة، هي الأكبر من نوعها، أن تناول السمك يحمي بنسبة كبيرة من فقدان السمع مع التقدم في السن، وعزت ذلك إلى احتواء السمك على الـ"أوميغا 3".
ووجدت الدراسة، التي نشرت في مجلة American Journal… Continue
Added by Gulf Medics on September 16, 2014 at 10:56pm —
باريس – فرانس برس
أعلن باحثون عن تطويرهم جهازاً خارجياً قادراً على تنظيف الدم من العوامل المسببة للأمراض بالاستعانة بالمغناطيس، ما يمثل تقدما واعدا على طريق التوصل إلى علاج جديد ضد مرض تسمم الدم أو أمراض معدية أخرى مثل إيبولا.
وهذا الجهاز، الذي يؤدي دوراً شبيهاً بذلك الذي…
Added by Gulf Medics on September 16, 2014 at 10:52pm —
First Human Clone Embryos Created From Adults' Skin Cells
Another step toward having your own reserve of spare stem cells on demand
Scientists have created cloned embryos from the cells of two adults. This feat is the first hard evidence that it's possible to create clones from cells taken from adult humans. The idea is that in the future, doctors could create cloned embryos of patients when… Continue
Added by My LIVE Clinic on September 15, 2014 at 9:23pm —
Events In Your Past Determine Which Microbes Live On You
A scientist with a swab and a microscope could tell what school you went to
Trillions of microbes live in and on our body. We don’t yet fully understand how these microbial ecosystems develop or the full extent to which they influence our health. Some provide essential nutrients, while others cause disease. A new study now… Continue
Added by My LIVE Clinic on September 15, 2014 at 9:21pm —
This Pill Can Stop HIV
So why is no one taking it?
The drug that could end the HIV pandemic is already here. Branded Truvada, this pre-exposure prophylaxis (PrEP) prevents HIV infection… Continue
Added by My LIVE Clinic on September 15, 2014 at 9:15pm —
Found: The Part Of The Mouse Brain That Motivates Exercise
Plus, how can you tell if a mouse is depressed?
A team of researchers has found a part of the brain that controls how motivated mice are to exercise, according to a new study.
The researchers created genetically modified mice that lacked neurons in the dorsal medial portion of a region of the brain called the… Continue
Added by My LIVE Clinic on September 15, 2014 at 9:12pm —
Boy Given A 3-D Printed Spine Implant
A titanium vertebra now stiffens this 12-year-old's spine
3-D Printed Vertebra
Liu Zhongiun, Director of Orthopedics at Peking University, holds the 3-D printed piece of… Continue
Added by My LIVE Clinic on September 15, 2014 at 9:09pm —
Gut Microbes Take Over Your Body When You Die
...and they may provide clues as to how you were killed.
Catching Killers With Gut Microbes
Via Scottsdale Community College
You have around 100 trillion bacteria living… Continue
Added by My LIVE Clinic on September 15, 2014 at 9:06pm —
5 Phenomena That Science Has Yet To Fully Explain
What do ghosts and yawns have in common? They remain scientific enigmas.
Added by My LIVE Clinic on September 15, 2014 at 9:03pm —
A Prosthetic Leg That Plugs Directly Into The Skeleton
Flesh and titanium merge via a design inspired by deer antlers.
Classic Leg Prostheses.
If a new technique can prove its worth, it could send these clunky… Continue
Added by My LIVE Clinic on September 15, 2014 at 9:00pm —
WHO Endorses Blood Transfusions to Combat Ebola
Is it really the least bad option they have?
In the fight against the Ebola epidemic in West Africa, the World Health Organization has declared that treating patients with the blood of Ebola survivors should be a top… Continue
Added by My LIVE Clinic on September 15, 2014 at 8:57pm —
New Robotic Hands Let Deep-Sea Divers Grasp And Prod
A new three-finger "extensor" will help divers manipulate objects as easily in water as in air. Just like a Teenage Mutant Ninja Turtle.
A new remote-controlled robotic hand will allow deep-sea divers to handle and feel objects underwater almost as easily as they can in air. This could transform deep-water operations, from marine… Continue
Added by My LIVE Clinic on September 15, 2014 at 8:54pm —
Bacteria From Bees' Bellies May Fight Persistent Pathogens
You'll catch more bugs with honey
Within the past decade, antibiotic resistance has become a critical issue for global health. More and more strains of bacteria have grown tolerant of the typical methods used to kill them, limiting doctors' treatment… Continue
Added by My LIVE Clinic on September 15, 2014 at 8:52pm —
NIH Lab Search Yields 100-Year-Old Ricin Sample
Add it to the collection of deadly things that've turned up in government labs this summer.
Remember last week when the U.S. National Institutes of Health asked American scientists, "Pls check yer vials!"? (We're paraphrasing.) Apparently, the… Continue
Added by My LIVE Clinic on September 15, 2014 at 8:49pm —
First-Ever Human Trial Of An Induced Pluripotent Stem Cell Treatment Set To Begin
The treatment will make use of a biology breakthrough that occurred just eight years ago.
A Japanese patient with severe eye disease is set to become the first person to be treated with induced pluripotent stem cells,… Continue
Added by My LIVE Clinic on September 15, 2014 at 8:46pm —
Wearing a bra 'doesn't raise breast cancer risk'
“Scientists believe they have answered the decades long debate on whether wearing a bra can increase your risk of cancer,” reports The Daily Telegraph.
There is an "urban myth" that wearing a bra disrupts the workings of the lymphatic system (an essential part of the immune system), which could lead to a build-up of toxins inside breast… Continue
Added by Medics ME on September 12, 2014 at 8:39pm —
Pregnant drink binges harm kids' mental health
“Binge drinking ONCE during pregnancy can damage your child's mental health and school results,” says the Mail Online.
The headline follows an analysis of results from a study including thousands of women and their children. In analyses of up to 7,000 children, researchers found that children of women who engaged in binge drinking at least once… Continue
Added by Medics ME on September 12, 2014 at 8:37pm —
Depression 'common' in early Parkinson's
“Depression more common in early Parkinson’s,” BBC News reports, as a new study investigates the impact this degenerative condition can have on mental health.
Parkinson’s disease is a neurological condition caused by a lack of the… Continue
Added by Medics ME on September 12, 2014 at 8:30pm —
Two-question test for alcohol misuse 'effective'
“Do you regularly have more than six drinks in one sitting? Or do you regret a drunken escapade that took place in the past year? Answering yes to both questions may be a sign that you have a drink problem," the Mail Online… Continue
Added by Medics ME on September 12, 2014 at 8:30pm —