Posts

August 12, 2014

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8:24 PM | Epigenetics Has Large Say in the Fate of Blood Stem Cells
Epigenetics: Environmental effects influence how genes are turned on or off.Credit: Image courtesy of Weizmann Institute of ScienceEvery day trillions of blood cells are being formed in our body: from the oxygen-carrying red blood cells to the many types of white blood cells that fight pathogens and infection. All of these highly specialized cells originate from hematopoietic (blood) stem cells -- unique cells that have the potential to mature into all blood types. How exactly is the fate […]

Lara-Astiaso D, Weiner A, Lorenzo-Vivas E, Zaretsky I, Jaitin DA, David E, Keren-Shaul H, Mildner A, Winter D, Jung S & Friedman N (2014). Chromatin state dynamics during blood formation., Science (New York, N.Y.), PMID: http://www.ncbi.nlm.nih.gov/pubmed/25103404

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8:09 PM | How Breast Cancer Uses the Power of Mammary Stem Cells
Dr. David ChereshDuring pregnancy, certain hormones trigger specialized mammary stem cells to create milk-producing cells essential to lactation. Researchers at the University of California, San Diego School of Medicine and Moores Cancer Center have found that mammary stem cells associated with the pregnant mammary gland are related to stem cells found in breast cancer.Writing in the August 11, 2014 issue of Developmental Cell, David A. Cheresh, PhD, Distinguished Professor of Pathology and […]
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8:00 PM | A New Surgery Risk
A large new study suggests that doctors should take abnormal heart rhythms known as atrial fibrillation, or A-fib, that arise after surgery more seriously.
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4:13 PM | You should workout in jeans (I do)
At various points over the past few years, I have been fortunate to basically have a gym as my office.  I’ve worked near treadmills, exercise bikes, light free weights, and a bunch of machines (bench press, leg press, a chin-up …
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3:30 PM | When Prevention Fails: Life after an STI
  By Osefame Ewaleifoh, PhD/MPH Candidate As health workers our default position in the fight against sexually transmitted disease is prevention- as it should be. This focus on prevention influences everything we do. From health policy, to health education and health outreach- our entire vocabulary on sexually transmitted diseases is rooted in the prevention of […]
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7:00 AM | Antibiotics vs. the Microbiome
In 1850, one in four American babies died before their first birthday, and people of all ages died of bacterial infections that could have been successfully treated today with antibiotics. Unfortunately, treatments that have effects usually have side effects, and we are seeing problems due to the overuse of antibiotics. They are given to people […]
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6:30 AM | Meta-review presents the risks of all-cause and suicide mortality in mental disorders
This recent and well-conducted meta-review concludes that the impact on mortality and suicide of mental disorders is substantial, and probably poorly appreciated as a public health problem. Raphael Underwood's blog summarises the data for all-cause and suicide mortality in mental disorders. The post Meta-review presents the risks of all-cause and suicide mortality in mental disorders appeared first on The Mental Elf.
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5:00 AM | Review found few good quality studies on treatment of combined periodontal-endodontic lesions
A non-surgical root canal treatment for periodontal-endodontic lesions was usually performed as an initial treatment step, but this systematic review found little high quality evidence. The post Review found few good quality studies on treatment of combined periodontal-endodontic lesions appeared first on The Dental Elf.

August 11, 2014

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10:34 PM | Borderland's Children: Health Vulnerabilities of Immigrant Children (Part 1)
By Sharon E. Chin More than thirty thousand unaccompanied immigrant children have been rehomed across the US out of the seventy thousand-plus border children seized this year. The influx of women and children seeking asylum in the US is alarming as the numbers increase each year. Furthermore, the lagging response from immigration policy and services – originally intended to support 10% of those entering illegally – has been fuel for border controversy. Growing gang recruitment and […]
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10:32 PM | Top Doctors, Dead or Alive
Various directories and websites claim to compile lists of the best physicians, but who is deciding and how?
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9:19 PM | Tactic in Alzheimer’s Fight May Be Safe, Study Finds
Research suggests that reducing or neutralizing one variety of the APOE gene would not harm the brain, while making Alzheimer’s less likely.
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7:50 PM | New Concerns About an Old Heart Drug
A large new study found that digoxin, one of the oldest and most commonly used heart medications, may shorten the lives of patients with atrial fibrillation, a common type of irregular heartbeat.
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5:11 PM | Penn Medicine News: Now in Video Form!
One of the things I love most about technology — and specifically, the Internet — is that it has made the dissemination of information easier than ever before. I’m typing this on a laptop that is only slightly larger than a textbook but could, in no time at all, download...
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4:38 PM | Aspirin May Cut Cancer Risk
Taking small amounts of aspirin over long periods of time reduces the risk of colon cancer and certain other cancers.
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4:35 PM | Statins Don’t Require Routine Liver Tests
There is no need for people on statins to have a test for the sole purpose of monitoring liver function.
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2:38 PM | Relearning How to Eat Fish
A sustainable seafood industry requires sounder farming practices and smarter consumers.
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2:25 PM | Tooth-Organ Relationships
Several months ago my mother started feeling out of it and began to develop lower back pain around her sacroiliac (SI) joint. She’s always fairly active, tap dancing and going to the gym, but she had no choice other than to take it easy. After a month or so I visited her and examined her … Continue reading »
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11:00 AM | Thinking Slow About Thinking Fast – Part II
The idea that we are irrational stems from several observations where our decisions are inconsistent with those that would maximize gains. In other words, we often choose options that appear less beneficial than alternative options. Though irrationality implies lack of logic or order, the behaviors we deem irrational actually have order and follow reliable patterns. […]
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7:02 AM | Medical marijuana as the new herbalism, part 2: Cannabis does not cure cancer
About a month ago, I finally wrote the post I had been promising to write for months before about medical marijuana. At the time, I also promised that there would be follow-up posts. Like Dug the Dog seeing a squirrel, I kept running into other topics that kept me from revisiting the topic. However, over […]
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6:30 AM | Alternatives to medication for agitation in dementia
Andrés Fonseca summarises the findings of a recent systematic review of the clinical effectiveness and cost-effectiveness of sensory, psychological and behavioural interventions for managing agitation in dementia. The post Alternatives to medication for agitation in dementia appeared first on The Mental Elf.
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5:00 AM | How should I brush my teeth?
Regular daily toothbrushing plays an important part in preventing periodontal disease and caries but is there consensus on how this should be carried out. The main aim of this study was to assess the methods of toothbrushing recommended for both adults and children by dental associations, toothpaste and toothbrush companies and professional dental sources such [read the full story...] The post How should I brush my teeth? appeared first on The Dental Elf.
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5:00 AM | Regeneca Worldwide Recalls RegeneSlim Due to the Presence of DMAA
DMAA is potentially dangerous to health as it can narrow blood vessels and arteries.
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5:00 AM | Education & Empowerment Can Improve Health Outcomes for Diabetes Patients
Participants in New York-Presbyterian Hospital study reduced blood sugar, blood pressure and cholesterol levels by actively managing their health.
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3:32 AM | Public Health in the News – August 10, 2014
Global The Ugandan Supreme Court declared null and void the country’s anti-homosexuality law. Though stigma continues, this decision is a win for LGBT activists and civil society groups to access anti-HIV treatment without fear of prosecution. As the Ebola virus continues to spread throughout West Africa, Sierra Leone and Liberia have introduced blockades on areas hit the hardest, preventing […]
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2:52 AM | Robots – Hi-Tech Help or Freaky Fiction?
Robots cause a polarizing effect in the minds of people. We only have to look to Hollywood to illustrate this. They’re either portrayed as endearing characters like Star Wars’ C-3PO and R2D2 and the adorably-animated WALL-E – or they’re killing machines as seen in Terminator and iRobot. The fact is...

August 10, 2014

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8:30 PM | Economic, environmental and political factors on life expectancy
A recent study estimated the dependance between risk of death and unemployment of the individuals and the economic conditions surrounding them, published on Am. J. Epidemiol. (2014) 180 (3):280-287, doi: 10.1093/aje/kwu12 By using data from the US survey of 1979-1997 … Continue reading →

August 08, 2014

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7:41 PM | Think Like a Doctor: Losing It Solved!
Readers solve the case of a middle-aged man who loses weight, strength and the hair on his legs.
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4:29 PM | New steps towards a vaccine treatment for Parkinson's have been
New steps towards a vaccine treatment for Parkinson's have been announced following first stage clinical trials by biotech company - Affiris. Biotie have announced promising results showing their new drug 'tozadenant' may help reduce 'off' periods in Parkinson's. UK researchers announce major breakthrough in developing a blood test for predicting Alzheimer's. Researchers have found that some genes play different roles in Lewy body dementia compared to Alzheimer's and Parkinson's. […]
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3:04 PM | Study: Few juvenile suspects exercise constitutional rights during interrogations
Lawyers, parents largely absent during questioning, according to police videos […]
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3:03 PM | Parents part of problem in distracted teen driving, study finds
Teens often take calls from parents who also use mobile […]
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