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Medical News Today: Specific brain neurons responsible for nicotine addiction

Mon, 11/17/2014 - 23:00
It was previously thought drug addiction results from two separate brain systems, but a new study suggests neurons in the reward system are active during both use and withdrawal.

Medical News Today: Just one 10-second kiss transfers 80 million bacteria

Mon, 11/17/2014 - 07:00
A new study examining oral microbiota finds that when couples kiss intimately at high frequencies, their salivary microbiota become similar.

Medical News Today: Preterm birth identified as leading cause of death in young children

Mon, 11/17/2014 - 07:00
Today is World Prematurity Day. A new study published in The Lancet reveals that preterm birth is now the leading cause of death worldwide among children under the age of 5 years.

Medical News Today: 'Blind spots' in DNA may conceal cancer genes

Mon, 11/17/2014 - 06:00
New research has located blind spots in DNA that may contain cancer-causing genes. They occur in parts of the genome that are not easy to decode with gene-reading technology.

Medical News Today: CDC: deaths from heart disease falling, except for certain types

Mon, 11/17/2014 - 02:00
Apart from heart disease caused by high blood pressure and irregular heartbeat, the overall rates of the condition in the US for 2000-2010 have fallen, finds a new CDC study.

Medical News Today: Energy drinks and kids: 'disproportionate' poison calls for young children

Mon, 11/17/2014 - 00:00
Over 40% of reports to poison control centers in the US regarding energy drinks are for children under the age of 6, say researchers, who call for improved labeling of such drinks.

Medical News Today: Exposure to secondhand marijuana smoke linked to reduced blood vessel function

Sun, 11/16/2014 - 23:00
Breathing secondhand marijuana smoke may be as bad for health as exposure to secondhand cigarette smoke; researchers found it reduced blood vessel function in rats by 70%.

Medical News Today: Dementia risks rise with overuse of anti-stroke dual-drug combo

Sun, 11/16/2014 - 23:00
Patients with atrial fibrillation having long-term overtreatment with both antiplatelet and anti-clotting medication could have an increased risk of developing dementia.

Medical News Today: Antibiotic use in children linked to juvenile idiopathic arthritis

Sat, 11/15/2014 - 23:00
Children exposed to antibiotics - specifically antibacterial medication - may be at higher risk of juvenile idiopathic arthritis, according to a new study.

Medical News Today: Habitual running 'may protect against knee osteoarthritis, not cause it'

Sat, 11/15/2014 - 23:00
New research finds that people who engage in regular running may be less likely to develop knee osteoarthritis than non-runners, which contradicts some previous studies.

Medical News Today: Moderate alcohol benefits: only for 15% of population

Fri, 11/14/2014 - 23:00
A new study confirms that moderate alcohol consumption can protect against coronary heart disease, but only for the 15% of the population that have a particular genotype.

Medical News Today: Researchers discover type of toxic flame retardant in Americans for first time

Fri, 11/14/2014 - 23:00
By finding a way to test urine for phosphate biomarkers, researchers have identified a previously undiscovered toxic flame retardant - TCEP - in Americans.

Medical News Today: Study extols anti-prostate cancer effects of walnuts

Fri, 11/14/2014 - 07:00
A new mouse study suggests it is a component of walnuts themselves - not their omega-3 fatty acid content - that confers health benefits of slowing prostate cancer growth.

Medical News Today: Researchers identify new neurological disorder linked to Alzheimer's

Fri, 11/14/2014 - 07:00
Primary age-related tauopathy, or PART, is a neurological disorder identified in a new study. Like Alzheimer's, it causes memory impairment, but its brain pathology is different.

Medical News Today: Older Americans unversed in the Internet 'know less about health'

Fri, 11/14/2014 - 06:00
Internet literacy is tied to health literacy in older Americans, and many may find themselves sidelined by the digital divide where health knowledge is concerned, say researchers.

Medical News Today: Many chronic kidney disease patients 'should take statins'

Fri, 11/14/2014 - 01:00
A comparison of two sets of cholesterol management guidelines indicates that the majority of chronic kidney disease patients are recommended to take cholesterol-lowering medicines.

Medical News Today: CDC: improper contact lens care can lead to blindness

Fri, 11/14/2014 - 01:00
If you do not take proper care of your contact lenses, you risk developing a potentially blinding eye condition called keratitis, warn the CDC.

Medical News Today: Geographic origin of AIDS pandemic identified

Fri, 11/14/2014 - 00:00
A study published in the journal Science reveals for the first time where, when and how the AIDS pandemic originated, and how the infection spread to the rest of the world.

Medical News Today: Sickle cell trait linked to increased risk of CKD in African Americans

Thu, 11/13/2014 - 23:00
African Americans with sickle cell trait - where a person has one copy of a sickle cell disease gene - may be at increased risk of chronic kidney disease, a study finds.