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Study reveals how overexposure to fluoride causes defects in tooth enamel

Exposing teeth to excessive fluoride alters calcium signaling, mitochondrial function, and gene expression in the cells forming tooth enamel- a novel explanation for how dental fluorosis, a condition caused by overexposure to fluoride during childhood, arises.

18 Feb 2020

Association between HMO concentrations and infant weight, body composition

Breastfeeding affects infant growth and, researchers have found, helps prevent obesity, both in childhood and later in life. However, the components of breast milk responsible for these beneficial effects remain mostly a mystery.

18 Feb 2020

Dementia prevalence falling but the number of cases will double by 2050

Alzheimer Europe presented a new study at a European Parliament lunch debate in February 2020, which projects a doubling of the number of cases with Alzheimer’s disease (AD) by 2050.

18 Feb 2020

Factors that may contribute to elevated risk of alcohol use disorder in adolescence

Alcohol misuse is common among adolescents, and increases the risk of developing a chronic alcohol use disorder in the future.

18 Feb 2020

Potential method for better treatment of premature babies

A new study published in the journal Immunology in February 2020 reports the discovery of a process that occurs in the body naturally, but which enhances the production of type 3 innate lymphoid cells (ILCs) in the lung alveoli of premature babies. These are sentinel cells that keep the mucosal surfaces clean and healthy. They are crucial to building resistance to infection within the human body.

18 Feb 2020

Lengthening prostate cancer screening intervals for men could improve outcomes

A new study in JNCI: Journal of the National Cancer Institute, published by Oxford University Press, finds significant benefits to lengthening the amount of time between prostate cancer screenings for men.

18 Feb 2020

Tailoring care for older patients after emergency surgery can greatly improves outcomes

Tailoring care for older patients who have had emergency surgery can reduce complications and deaths, decrease the length of hospital stays and cut down on the need for alternate care at discharge, according to a new study led a University of Alberta researcher.

18 Feb 2020

BU study finds higher fecundability in the fall

First-of-its-kind study accounts for when couples are most likely to start trying to conceive, finding couples conceive quicker in late fall and early winter, especially in southern states.

18 Feb 2020

Later school start times associated with drop in vehicle crashes involving teen drivers

A study published online as an accepted paper in the Journal of Clinical Sleep Medicine found that later school start times were associated with a significant drop in vehicle accidents involving teen drivers.

18 Feb 2020

Drugs targeting T cells may be effective in treating cerebral malaria

Researchers at the National Institutes of Health found evidence that specific immune cells may play a key role in the devastating effects of cerebral malaria, a severe form of malaria that mainly affects young children.

18 Feb 2020

Geriatric-specific characteristics linked to hospital readmission risk of elderly surgical patients

Researchers have examined new geriatric-specific characteristics that appear to raise the risk of elderly surgical patients having an unplanned hospital readmission within a month of initially leaving the hospital.

18 Feb 2020

Cleaning products may raise the risk of childhood asthma finds study

According to a new study from researchers at Simon Fraser University's Faculty of Health Sciences (SFU), exposure to household cleaning products as babies could raise the risk of childhood asthma in children to the age of 3 years. The study titled, "Association of use of cleaning products with respiratory health in a Canadian birth cohort," was published in the latest issue of the journal CMAJ (Canadian Medical Association Journal).

18 Feb 2020

Scientists may have a way to boost innate lung immunity in preterm babies

The continuing epidemic of pre-term birth includes this stark reality: tiny, fragile babies are born with underdeveloped lungs and prone to lifelong respiratory infections and related chronic illnesses.

18 Feb 2020

Domestic abuse raises the risk of death by 44% finds study

A new study reveals that domestic abuse can raise the risk of deaths by 44 percent compared to the general population. A team of researchers from the University of Warwick and Birmingham has confirmed what has been suspected, and they found that domestic abuse survivors are more at risk of heart disease and type 2 diabetes.

18 Feb 2020

Persistent antisocial behavior linked to smaller brain size

Antisocial behavior is characterized by disruptive acts of intentional aggression that causes distress, alarm, or harassment toward others. People who exhibit antisocial behavior since they were children through adulthood are more likely to have smaller brains, a new study found.

18 Feb 2020

Organs from hepatitis C-infected donors benefit many kidney patients

A new medical approach recommended by University of Cincinnati physician-researchers may reduce organ wait times, save money, boost quality of life and prolong life expectancy for kidney patients.

18 Feb 2020

Genetic tests to predict heart disease risk have limited benefit

Genetic tests to predict a person's risk of heart disease and heart attack have limited benefit over conventional testing.

18 Feb 2020

Social media users most misinformed about vaccines

With the advent of the coronavirus outbreak and other viral outbreaks that are taking the lives of many people worldwide, vaccination is more important today than ever. But, recently, immunization rates have drastically decreased due to information people receive through social media platforms.

18 Feb 2020

Study uses MRI to probe non-invasively inside a living brain

The wiring network of the brain is made up of billions of nerve fibers called axons. The thickness of axons - together with other properties - significantly impacts the way in which they conduct neural signals, and therefore the overall processing speed of connected neurons and brain areas.

18 Feb 2020

Scientists use toxin from rattlesnake venom for chronic pain

Rattlesnake (Crotalus adamanteus) is the largest venomous snake in North America, reaching 8 feet and weighing up to 10 pounds. In the past, medical experts believe that the toxin in rattlesnake venom, crotoxin, is a promising compound for the treatment of chronic pain.

18 Feb 2020