ScienceDaily: Top Health News

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ScienceDaily: Top Health News


Researchers home in on genes linked to age-related macular degeneration
Protein released from fat after exercise improves glucose
Low-income boys' inattention in kindergarten associated with lower earnings 30 years later
Beyond romance: Empathy and bonding
New Alzheimer's therapy with brain blood flow discovery?
Masterswitch discovered in body's immune system
Mosquitoes that carry malaria may have been doing so 100 million years ago
Scientists use machine learning to ID source of Salmonella
PET imaging agent may allow early measurement of efficacy of breast cancer therapy
New tuberculosis drug may shorten treatment time for patients
Changes in lung cells seen almost immediately after contact with low-molecular weight PAHs
How your smartphone is affecting your relationship
Interaction between immune factors triggers cancer-promoting chronic inflammation
Why children struggle with the 'cocktail party effect'
Grocery-store based nutrition education improves eating habits
Do we have an epidemic? Enhancing disease surveillance using a health information exchange
Is our personality affected by the way we look? (Or the way we think we look?)
Researchers 3D bio-print a model that could lead to improved anticancer drugs and treatments
Pitch perfect: Brain differences behind a rare musical ability
New model predicts how ground shipping will affect future human health, environment
Human enhancement: Is it good for society?
Rats in augmented reality help show how the brain determines location
Interventions to reduce antibiotics require tailored approach in developing countries
Acoustic waves can monitor stiffness of living cells
Spinal cord is 'smarter' than previously thought
Surrounded by low achievers:High on positive emotions?
New role for death molecule
Benefits of delayed cord clamping in healthy babies
New research insights hold promise for kids with DMD
Shameful secrets bother us more than guilty secrets
Antibody could increase cure rate for blood, immune disorders
Inexpensive supplement for women increases infant birth size
Oral contraceptives could impair women's recognition of complex emotions
More than half a million breast cancer deaths averted in the US over three decades
Potent marijuana edibles can pose a major unrecognized risk to patients with cardiovascular disease
New target could help protect vision following optic nerve trauma
Your genes could impact the quality of your marriage
Stress-free training may enhance surgical skill
New heated tobacco device causes same damage to lung cells as e-cigs and smoking, study finds
Shorter course of radiation therapy effective in treating men with prostate cancer: study
Adenoid and tonsil trouble for teens
MDMA users more empathetic than other drug users, study suggests


Researchers home in on genes linked to age-related macular degeneration



Posted: 11 Feb 2019 03:28 PM PST


Scientists have zeroed in on genes associated with age-related macular degeneration (AMD), a leading cause of vision loss and blindness among people age 65 and older. These findings provide a more expanded and in-depth picture of the genetic contributions to AMD, and they present new pathways for treatment development.


Protein released from fat after exercise improves glucose



Posted: 11 Feb 2019 01:40 PM PST


Exercise training causes dramatic changes to fat. Additionally, this 'trained' fat releases beneficial factors into the bloodstream.


Low-income boys' inattention in kindergarten associated with lower earnings 30 years later



Posted: 11 Feb 2019 01:40 PM PST


A new longitudinal study examined boys from low-income backgrounds to determine which behaviors in kindergarten are associated with earnings in adulthood. The study concluded that inattention was associated with lower earnings and prosocial behavior with higher earnings.


Beyond romance: Empathy and bonding



Posted: 11 Feb 2019 01:40 PM PST


Love can make us do crazy things. It often prompts us to behave in counterintuitive ways, like, for example, placing the wellbeing of our loved ones above our own. But why?


New Alzheimer's therapy with brain blood flow discovery?



Posted: 11 Feb 2019 01:40 PM PST


By discovering the culprit behind decreased blood flow in the brain of people with Alzheimer's, biomedical engineers at have made possible promising new therapies for the disease.


Masterswitch discovered in body's immune system



Posted: 11 Feb 2019 01:40 PM PST


Scientists have discovered a critical part of the body's immune system with potentially major implications for the treatment of some of the most devastating diseases affecting humans. The study could translate into treatments for autoimmune diseases including Cancer, Diabetes, Multiple Sclerosis and Crohn's Disease within a few years.


Mosquitoes that carry malaria may have been doing so 100 million years ago



Posted: 11 Feb 2019 01:39 PM PST


The anopheline mosquitoes that carry malaria were present 100 million years ago, new research shows, potentially shedding fresh light on the history of a disease that continues to kill more than 400,000 people annually.


Scientists use machine learning to ID source of Salmonella



Posted: 11 Feb 2019 01:39 PM PST


A team of scientists has developed a machine-learning approach that could lead to quicker identification of the animal source of certain Salmonella outbreaks.


PET imaging agent may allow early measurement of efficacy of breast cancer therapy



Posted: 11 Feb 2019 01:39 PM PST


Physicians may soon have a new way to measure the efficacy of hormone therapy for breast cancer patients.


New tuberculosis drug may shorten treatment time for patients



Posted: 11 Feb 2019 11:27 AM PST


A new experimental antibiotic for tuberculosis has been shown to be more effective against TB than isoniazid, a decades-old drug which is currently one of the standard treatments. In mouse studies, the new drug showed a much lower tendency to develop resistance, and it remains in the tissues where the Mycobacterium tuberculosis bacteria reside for longer, killing them more effectively.


Changes in lung cells seen almost immediately after contact with low-molecular weight PAHs



Posted: 11 Feb 2019 11:27 AM PST


A new study shows cancer-promoting changes in lung cells as soon as 30 minutes after exposure to low-molecular weight PAHs, adding further evidence that regulators may be underestimating the risk of these compounds.


How your smartphone is affecting your relationship



Posted: 11 Feb 2019 11:00 AM PST


The allure of smartphones, and how they impact our interpersonal relationships, might be the result of our evolutionary history, according to researchers.


Interaction between immune factors triggers cancer-promoting chronic inflammation



Posted: 11 Feb 2019 11:00 AM PST


A research team has identified interaction between two elements of the immune system as critical for the transformation of a protective immune response into chronic, cancer-promoting inflammation.


Why children struggle with the 'cocktail party effect'



Posted: 11 Feb 2019 10:15 AM PST


Researchers have clarified the development of the ability to attend to a speaker in a noisy environment -- a phenomenon known as the 'cocktail party effect.' Published in JNeurosci, the study could have implications for helping children navigate the often-noisy surroundings in which they grow and learn.


Grocery-store based nutrition education improves eating habits



Posted: 11 Feb 2019 10:15 AM PST


Hypertension affects over 60 million adults in the United States and less than half have their condition under control. A new study found that grocery store-based nutrition counseling was effective in changing dietary habits of patients being treated for hypertension.


Do we have an epidemic? Enhancing disease surveillance using a health information exchange



Posted: 11 Feb 2019 10:15 AM PST


While disease surveillance has shifted toward greater use of electronically transmitted information to decrease the reporting burden on physicians, the challenge of getting the right information to public health officials at the right time has not been completely solved.


Is our personality affected by the way we look? (Or the way we think we look?)



Posted: 11 Feb 2019 10:15 AM PST


To what extent is our personality an adaptation to our appearance or even our physique? A team of scientists has investigated this question. Their results: it depends - on our gender and on which behavior.


Researchers 3D bio-print a model that could lead to improved anticancer drugs and treatments



Posted: 11 Feb 2019 10:15 AM PST


Researchers have developed a way to study cancer cells which could lead to new and improved treatment. They have developed a new way to study these cells in a 3D in vitro model (i.e., in a culture dish rather than in a human or animal).


Pitch perfect: Brain differences behind a rare musical ability



Posted: 11 Feb 2019 10:15 AM PST


New research reports features of the brain in musicians with absolute, or perfect, pitch (AP) that likely enable individuals with this rare ability -- shared by Mozart, Bach, and Beethoven -- to precisely identify musical notes.


New model predicts how ground shipping will affect future human health, environment



Posted: 11 Feb 2019 10:14 AM PST


The trucks and trains that transport goods across the United States emit gases and particles that threaten human health and the environment. A new project developed a new model that predicts through 2050 the impact of different environmental policies on human mortality rates and short- and long-term climate change caused by particulate and greenhouse gas emissions.


Human enhancement: Is it good for society?



Posted: 11 Feb 2019 08:43 AM PST


Human enhancement technologies are opening up tremendous new possibilities. But they're also raising important questions about what it means to be human. These technologies are currently geared towards upgrading or restoring physical and psychological abilities for medical purposes. An application is surfacing, however, that is designed with another goal in mind: embellishing performance. An international team of researchers has been examining the ethical issues arising from these experiments.


Rats in augmented reality help show how the brain determines location



Posted: 11 Feb 2019 08:42 AM PST


Before the age of GPS, humans had to orient themselves without on-screen arrows pointing down an exact street, but rather, by memorizing landmarks and using learned relationships among time, speed and distance. They had to know, for instance, that 10 minutes of brisk walking might equate to half a mile traveled. A new Johns Hopkins study found that rats' ability to recalibrate these learned relationships is ever-evolving, moment-by-moment.


Interventions to reduce antibiotics require tailored approach in developing countries



Posted: 11 Feb 2019 08:42 AM PST


Fears around leaving infectious diseases untreated and poorly enforced antibiotic supply controls could hamper efforts to reduce the use of antibiotics in low to middle income countries, according to a new study.


Acoustic waves can monitor stiffness of living cells



Posted: 11 Feb 2019 08:41 AM PST


Engineers have devised a new, non-invasive way to monitor the stiffness of single living cells, using acoustic waves. Their technique could be used to study many biological phenomena, such as cell division, programmed cell death or metastasis.


Spinal cord is 'smarter' than previously thought



Posted: 11 Feb 2019 08:41 AM PST


New research has shown that the spinal cord is able to process and control complex functions, like the positioning of your hand in external space. 'This research has shown that a least one important function is being done at the level of the spinal cord and it opens up a whole new area of investigation.


Surrounded by low achievers:High on positive emotions?



Posted: 11 Feb 2019 08:41 AM PST


Researchers demonstrate negative impacts of high-achieving environment on school students' individual emotional well-being.


New role for death molecule



Posted: 11 Feb 2019 07:54 AM PST


To unravel programmed cell death pathways, investigators examine a molecule deemed unimportant, and find new function.


Benefits of delayed cord clamping in healthy babies



Posted: 11 Feb 2019 07:54 AM PST


A five-minute delay in the clamping of healthy infants' umbilical cords results in increased iron stores and brain myelin in areas important for early-life functional development, a new study has found.


New research insights hold promise for kids with DMD



Posted: 11 Feb 2019 06:54 AM PST


Prednisone, the current standard of care used to treat kids with Duchenne muscular dystrophy (DMD), reduces chronic inflammation but has harsh side effects. Eplerenone, a heart failure drug, is used in older patients to treat cardiomyopathy, a leading cause of mortality for people with DMD. A new medicine under development appears to combine the beneficial effects of these drugs for the heart and muscle while also showing improved safety in experimental models.


Shameful secrets bother us more than guilty secrets



Posted: 11 Feb 2019 06:54 AM PST


Everyone has secrets, but what causes someone to think about them over and over again? People who feel shame about a secret, as opposed to guilt, are more likely to be consumed by thoughts of what they are hiding, according to new research.


Antibody could increase cure rate for blood, immune disorders



Posted: 11 Feb 2019 06:54 AM PST


An antibody-based treatment can gently and effectively eliminate diseased blood-forming stem cells in the bone marrow to prepare for the transplantation of healthy stem cells, according to a study in mice.


Inexpensive supplement for women increases infant birth size



Posted: 11 Feb 2019 06:54 AM PST


For women in resource-poor settings, taking a certain daily nutritional supplement before conception or in early pregnancy may provide enough of a boost to improve growth of the fetus, according to a new study. The inexpensive supplement consists of dried skimmed milk, soybean and peanut extract blended into a peanut butter-like consistency.


Oral contraceptives could impair women's recognition of complex emotions



Posted: 11 Feb 2019 05:32 AM PST


Women who take the pill are nearly 10 percent worse at recognizing subtle expressions of complex emotions like pride or contempt, according to new research. Previous research suggests the relationship is causal, but the impact on women's ability to form intimate relationships is unknown.


More than half a million breast cancer deaths averted in the US over three decades



Posted: 11 Feb 2019 05:32 AM PST


Latest US estimates indicate that since 1989, hundreds of thousands of women's lives have been saved by mammography and improvements in breast cancer treatment. The findings point to progress made in early detection and management of breast cancer.


Potent marijuana edibles can pose a major unrecognized risk to patients with cardiovascular disease



Posted: 11 Feb 2019 05:32 AM PST


With widespread legalization and increasing use, more care, education a research needed about how each marijuana formulation may affect and sometimes compromise the cardiovascular system of our aging population, according to a new article and editorial.


New target could help protect vision following optic nerve trauma



Posted: 11 Feb 2019 05:31 AM PST


When a car crash or explosion results in an optic nerve injury, eliminating an enzyme known to promote inflammation appears to aid recovery, scientists report.


Your genes could impact the quality of your marriage



Posted: 11 Feb 2019 05:31 AM PST


The quality of your marriage could be affected by your genes, according to new research.


Stress-free training may enhance surgical skill



Posted: 11 Feb 2019 05:31 AM PST


It may be easier to learn surgical skills when a student feels less pressure and approaches surgery as a hobby, report researchers.


New heated tobacco device causes same damage to lung cells as e-cigs and smoking, study finds



Posted: 11 Feb 2019 05:31 AM PST


A new study that directly compares new heated tobacco devices with vaping and traditional cigarettes shows that all three are toxic to human lung cells.


Shorter course of radiation therapy effective in treating men with prostate cancer: study



Posted: 08 Feb 2019 08:52 AM PST


A long-term study finds that those with low- or intermediate-risk disease can safely cut treatment to four to five days.


Adenoid and tonsil trouble for teens



Posted: 08 Feb 2019 08:52 AM PST


In a new study, researchers challenge the established medical consensus that adenoids and tonsils shrink significantly during the teenage years.


MDMA users more empathetic than other drug users, study suggests



Posted: 08 Feb 2019 08:52 AM PST


Long-term MDMA users have higher levels of empathy than cannabis and other drugs users, new research suggests. The findings contradict previous suggestions that long-term MDMA use may cause heightened social distress.
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