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Expert panel compares opioid epidemic to early days of HIV epidemic

An expert panel has identified parallels between the current opioid epidemic and the early days of the HIV epidemic. The panel recommends five crucial steps for clinicians treating patients affected by opioid addiction and these intersecting infections, including increasing access to addiction care and developing hospital-based protocols.

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·DateJul 13, 2018

Opioid epidemic responses overlook gender

Current opioid epidemic responses neglect to account for gender-specific factors, including pain sensitivity and treatment outcomes. Women are disproportionately affected by opioid addiction, with increased risk of overdose deaths and limited access to effective treatment options.

SourceYale University·JournalThe Lancet·DateJul 5, 2018

When can ads intensify unhealthy cravings?

Holistic thinking patterns can make consumers more susceptible to advertisements for unhealthy foods. In experiments, holistic thinkers showed increased cravings and desire to buy unhealthy food options when viewed with context. Researchers hope their findings can inform strategies to help countries battling obesity epidemics.

SourceSociety for Consumer Psychology·JournalJournal of Consumer Psychology·DateJun 15, 2018

Network theory links behavioral information flow with contained epidemic outbreaks

Researchers employed a concrete interplay model in quenched multiplex networks to study the connection between adaptive human behavior and epidemic spread. The model accurately describes actual epidemic spread in complex networks while characterizing interactions between transmission and human behaviors.

SourceSociety for Industrial and Applied Mathematics·JournalSIAM Journal on Applied Mathematics·DateJun 14, 2018

How to slow down Ebola

Researchers created a genetic family tree of the Ebola epidemic, revealing its spread between 2013-2016. Closing international borders proved effective in slowing down the virus, while local measures had little impact.

SourceKU Leuven·JournalNature Communications·DateJun 11, 2018

Overestimated mutation rate

Researchers at ETH Zurich found that initial estimates of Ebola's genome change rate were due to biased computer models and limited virus sample data. The team's new calculations show a slower, more accurate mutation rate over time.

SourceETH Zurich·JournalProceedings of the National Academy of Sciences·DateApr 12, 2018

What stops mass extinctions?

Researchers found that frogs surviving the chytridiomycosis epidemic developed stronger defenses against the fungus, inhibiting its growth. However, captive breeding programs face challenges in replicating these findings, highlighting the need for further research on disease dynamics and host resistance.

Zika: An accurate estimation of the neurological risks in unborn children

A recent study found that pregnant women infected with Zika virus experienced a significantly lower rate of congenital neurological abnormalities than initially thought. The study, which monitored over 2,000 women, revealed a 12.7% risk of complications when infected during the first trimester.

Would you pay for an Ebola vaccine? Most say yes

A majority of US adults (59.7%) would pay at least $1 for an Ebola vaccine, according to a national survey conducted during the 2014-2016 West African outbreak. Participants who had traveled internationally and were interested in getting vaccinated were more likely to be willing to pay.

SourceGeorge Mason University·JournalHuman Vaccines & Immunotherapeutics·DateMar 12, 2018

Obesity could be linked to early childhood behavior

A study by the University of Waterloo found that early childhood behaviors are strong predictors of adult obesity. The research team identified four clusters of risk: Inactive Screen-Users, Moderately Active Substance Users, and two groups with healthier behaviors. Public health efforts should focus on modifying these behaviors earlier...

SourceUniversity of Waterloo·JournalPLOS ONE·DateFeb 27, 2018

Predicting influencers has just been made simpler

Researchers developed a new theory identifying key individuals spreading news and viruses in epidemics by analyzing message transmission dynamics. The study predicts the influence of spreaders in networks, enabling efficient immunization strategies and identifying influential actors.

SourceSpringer·JournalThe European Physical Journal B·DateJan 29, 2018

Women survive crises better than men

Researchers found that women are more likely to survive crises like famines and epidemics due to biological factors, not behavioral differences. Newborn girls are particularly hardy, outliving newborn boys by up to 50%.

SourceDuke University·JournalProceedings of the National Academy of Sciences·DateJan 9, 2018

Could sugar be responsible for the obesity and diabetes epidemics?

Experts argue that sugar may play a key role in obesity and type 2 diabetes due to its unique metabolic effects, potentially beyond just excess calories. The World Health Organization describes the twin epidemics as a 'slow-motion disaster,' but critics say current recommendations targeting only calories are insufficient.

SourceBMJ Group·JournalThe BMJ·DateJan 3, 2018

Model sheds new light on pathogen cooperation

A new model reveals that cooperative contagion processes can lead to more severe spread of infectious diseases, generating abrupt outbreak transitions and multi-stability. This discovery highlights the need for new containment strategies to combat epidemics in realistic systems.

SourceIOP Publishing·JournalNew Journal of Physics·DateNov 15, 2017

Charting the course of the current cholera pandemic throughout Africa and Latin America

Researchers analyzed genomic data to identify the source of the seventh cholera pandemic, linking it to human-related transmission factors. The study found that the pandemic strain was introduced into Africa at least 11 times since 1970, replacing drug-susceptible populations with multidrug-resistant bacterial sublineages.

Study outlines 'perfect storm' that led to Colombia's antibiotic resistance epidemic

A study by UTHealth researchers found that a 'promiscuous' carbapenemase gene and a bacterial clone carrying an antibiotic-killing gene created the perfect storm for Colombia's antibiotic resistance epidemic. The gene spread horizontally across Gram-negative bacteria, while the clone was introduced via an infected patient from the US.

SourceUniversity of Texas Health Science Center at Houston·JournalThe Journal of Infectious Diseases·DateNov 7, 2017

Epidemics and climate

A study reconstructing climatic patterns in China from AD 1-1911 found long periods of cold and dry conditions associated with epidemic outbreaks. However, the relationship between temperature and epidemics varied across short time scales, highlighting climate's scale-dependent impacts on disease prevalence.

SourceProceedings of the National Academy of Sciences·JournalProceedings of the National Academy of Sciences·DateNov 6, 2017

Is gun violence contagious?

Gun violence in US cities like Washington D.C. shows an endemic pattern, with clustering in certain neighborhoods rather than spreading rapidly. Researchers recommend place-based interventions targeting neighborhood features to reduce crime rates.

SourceUniversity of Pennsylvania·JournalJournal of Quantitative Criminology·DateNov 2, 2017

No 'narcissism epidemic' among college students, study finds

Researchers analyzed data from thousands of students and found a significant decline in narcissism, particularly in traits like vanity and entitlement. The average college student scores lower on the Narcissism Personality Inventory than grandparent counterparts, suggesting that age brings a decrease in narcissistic tendencies.

In US, spread of Zika linked to time outdoors

A study by Northeastern University expert Marco Ajelli found that people who spend less time outdoors are less likely to contract the Zika virus. However, a small group of people who spend large amounts of time outdoors are at high risk for infection and can spread the disease quickly.

SourceNortheastern University·JournalPLOS Neglected Tropical Diseases·DateSep 21, 2017