Research led by Johns Hopkins Bloomberg School of Public Health finds that blood from preschoolers contains molecular evidence of prenatal smoking exposure, detectable 5 years post-birth. The study uses epigenetic analysis to identify a signature associated with smoking during pregnancy, which may also be linked to other toxins and hea...
Researchers found a significant association between coarse particles in the air and increased cardiovascular hospitalizations in people 65 and older. The study, published in Environmental Health Perspectives, analyzed data from 110 large urban counties in the US and linked it to Medicare data on hospitalizations from 1999 to 2010.
Researchers have developed a new RSV vaccine candidate that has shown promising early results in young children, eliciting more antibodies than previous candidates. The vaccine uses a genetically engineered version of the virus with a deleted M2-2 protein to induce a stronger immune response.
A study suggests that health campaigns tailored to teen subcultures can reduce risky behaviors such as smoking and drinking. The 'peer-crowd' campaign, which targets alternative youth, has shown promising results in preventing smoking from being seen as socially acceptable.
A content analysis of nearly 500 anti-vaccination websites found that over two-thirds used misinformation and pseudoscience to claim vaccines are dangerous. The sites also promoted positive behaviors like eating healthy and breastfeeding, often using these tactics to sway vaccine-hesitant parents.
The study found little correlation between donor country aid and recipient country disease burdens, despite some years showing a direct link. This highlights the need for a discussion on how funds are being allocated, as bilateral aid may be driven by relationships between countries rather than actual health needs.
A former FDA principal deputy commissioner proposes a solution to the dietary supplement regulation gridlock by focusing on improving safety rather than efficacy. The proposed framework includes pre-market registration, clearer disclaimers, and better standards for identifying substances to protect consumers from unsafe products.
A new study by Johns Hopkins Bloomberg School of Public Health found that federal policy changes led to an increase in healthy food availability at smaller urban corner stores in Baltimore. The researchers found that stores in neighborhoods with a majority of black residents showed the greatest improvement, suggesting that boosting hea...
A new study by Johns Hopkins Bloomberg School of Public Health found that US chain restaurants with voluntary calorie labels have an average of 140 fewer calories per item than those without labels. This trend suggests that menu labeling can encourage restaurants to offer healthier options and reduce population-level obesity.
A large-scale survey found that African-Americans who did not exercise frequently had nearly twice the odds of abusing alcohol. Regular physical activity was associated with lower odds of alcohol misuse, suggesting a potential link between exercise and decreased risk.
Researchers found that living environments contribute to health disparities among US men, with integrated communities showing less difference in behaviors compared to national data. Socio-economic factors and environmental conditions play a significant role in explaining racial disparities.
A 24-year study found that chronic diseases disproportionately affect Bangladesh's poor, with mortality rates increasing dramatically among the lowest-income households. The shift underscores how chronic diseases have become 'diseases of poverty', dragging more people into poverty.
A new study suggests that antibiotic use during childhood can lead to faster weight gain and higher body mass index (BMI) over time. The research analyzed data from over 163,000 children and found that those who received antibiotics multiple times weighed about three pounds more than those who did not.
Youth aged 13-20 are more than five times more likely to consume brands that advertise on TV, and 36% more likely to drink brands that advertise in magazines. Researchers used exposure estimates from media research firms to link brand-specific advertising with consumption among underage drinkers.
A recent study from Johns Hopkins Bloomberg School of Public Health suggests that the percentage of people getting treatment for opioid abuse and dependence has remained stagnant, despite a significant rise in overdose deaths. The researchers found that only 20% of individuals with a drug use disorder were in treatment during this period.
A study by Johns Hopkins Bloomberg School of Public Health found that nearly four in ten older adults struggle with managing their health care needs, with many delaying or avoiding treatments. Despite this, the majority prefer to play an active role in making decisions about their healthcare.
Research finds expectant mothers near fracking wells face increased risk of preterm birth and high-risk pregnancies, with potential links to air quality and maternal stress. The study's findings highlight the need for policymakers to consider health impacts when permitting future wells.
A majority of Americans support policies to control opioid painkiller abuse, including better medical training, patient verification, and treatment. The study found that most people blame doctors and abusers for the crisis, with broad backing for most policy recommendations.
Researchers estimate that 47% of edible US seafood supply is lost annually, mainly from consumer waste. The study suggests that reducing waste can support increased seafood consumption without stressing aquatic resources.
According to a new study, teen marijuana use has decreased significantly since 1999, from 47% to 37%, but is still higher than other illicit drugs. The study found a narrowing gender gap and increased usage among black teens, with rates of marijuana use surpassing those of methamphetamine.
Researchers discovered that Candida albicans, a deadly fungus, uses copper to fuel an enzyme designed to neutralize free radical attacks, but can switch to manganese when copper levels drop. This clever adaptation allows the fungus to survive in tissues like the kidney.
Research from Johns Hopkins Bloomberg School of Public Health reveals that Connecticut's permit requirement led to a 15.4% reduction in firearm suicide rates, while Missouri's repeal increased rates by 16.1%. The study suggests factors other than handgun licensing may have contributed to the decline in Connecticut.
A mathematical model shows that using one dose of the oral cholera vaccine can prevent more cases and save more lives than the recommended two doses, especially in crisis situations. The study found that a single dose could protect more people in the long run and improve herd immunity.
A study suggests that two Florida laws, enacted to combat prescription drug abuse, led to a small but significant decrease in opioid prescriptions. The Prescription Drug Monitoring Program and 'pill mill' law measures reduced the volume of opioids prescribed by 2.5% and the dosage strength by 5.6%, equivalent to 750,000 pills per month.
Despite significant investment in biomedical research, progress on life expectancy gains and new drug approvals has slowed down, researchers found. The number of new drugs approved by the FDA has increased only a little more than two-fold since 1965, while life expectancy gains have remained constant at roughly two months per year.
Organ transplant recipients are more susceptible to developing regional stage melanoma due to immunosuppressive medications. The study found that transplant patients were four times more likely to be diagnosed with regional stage melanoma and three times more likely to die from the disease.
Johns Hopkins researchers study nasal spray flu vaccine in human nasal tract cells to determine optimal weakening or strengthening of the virus. They find that by adjusting nine mutations, a stronger vaccine can be created for older adults while still protecting children under two, offering new hope for effective flu vaccines.
A Johns Hopkins researcher reveals that raising awareness of gender disparities can boost the number of female speakers at scientific meetings. By involving women in conference planning, he reports a significant increase in female representation from 27% to nearly 50%. This approach has been successfully implemented at the American Soc...
Researchers discovered that patients with detectable HPV16 DNA in their saliva after cancer treatment are more likely to develop cancer recurrence. The finding could lead to earlier detection and better prognosis for these patients, enabling them to receive timely treatment options.
Researchers found that many older Americans with diabetes are not meeting clinical targets for blood sugar, cholesterol, and blood pressure levels. Despite using less stringent guidelines, the study revealed significant racial disparities in diabetes control, particularly among women.
A new study found that nearly all people in Chennai, India have been exposed to dengue and 44% to chikungunya, but only a small percentage report symptoms. The research highlights the need for better awareness and control measures to combat these mosquito-borne diseases.
A recent study published in Nature Genetics found that keratin 17 promotes tumor growth by driving a specific type of sustained inflammation that helps cancer develop aggressively. The protein is detected in various cancers and other skin diseases, but its role in tumor development was previously unknown.
Researchers say combining educational messages about naloxone with sympathetic narratives can increase public support for its wider availability. The study found that people who heard humanizing stories of addiction were more likely to support policies for naloxone distribution.
A Johns Hopkins Bloomberg School of Public Health pilot program found that offering healthier menu items at carryout stores increased gross revenue by an average 25%, not just improved health. The study, published in the American Journal of Health Promotion, suggests that convincing more carryouts to alter their menus can be profitable.
A study by Johns Hopkins Bloomberg School of Public Health found that young people from poor nations can benefit from mental health treatment, even with untrained lay workers. Trauma-Focused Cognitive Behavioral Therapy showed a nearly 82% reduction in trauma symptom scores compared to usual treatment.
A third of patients reported using email to contact their doctors, while 18% used Facebook for the same purpose. Patients aged 25-44 were most likely to use these tools, with a desire to fill prescriptions also evident.
In a commentary published in The New England Journal of Medicine, two experts argue that lifting federal funding bans for needle exchange programs is crucial to protect the health of injection drug users. Needle exchanges can significantly reduce HIV transmission by providing clean needles and promoting opioid replacement therapies.
Primary care physicians incorrectly thought that abuse-deterrent pills were less addictive than standard counterparts, despite evidence showing they are equally addictive. The study highlights the importance of patient and provider education regarding abuse-deterrent products.
Experts warn that the recent earthquake has created conditions ripe for a hepatitis E outbreak, which could be especially deadly to pregnant women. The researchers estimate that 500 pregnant women could die from the virus in the coming months if no action is taken.
Researchers have discovered a new and promising target site for a potential vaccine against malaria, a mosquito-borne illness that kills hundreds of thousands each year. The AnAPN1 protein is believed to be central to the transmission of the malaria parasite through mosquitoes.
A new study found that Connecticut's permit-to-purchase handgun law, which requires background checks and safety training, led to a 40% drop in firearm-related homicide rates. The law also raised the purchasing age to 21 and restricted sales to licensed dealers.
A new nationally representative survey found that nearly three-quarters of Americans believe they waste less food than the national average, despite 31-40% of the American food supply being wasted. The top foods wasted are fruits and vegetables, with food waste costing Americans $161.6 billion annually.
A recent study by Johns Hopkins Bloomberg School of Public Health reveals that 50 US hospitals are charging out-of-network patients and the uninsured up to 1,000% more than their actual costs. This price gouging is leading to financial burdens on vulnerable populations and driving up overall health spending.
Simple measures of kidney function and damage may be better than traditional tests in predicting heart failure, death from heart attack, and stroke. Researchers found that indicators of kidney function and damage outperformed cholesterol levels and systolic blood pressure as risk factors for cardiovascular disease.
A new report suggests that gun violence restraining orders can be a promising strategy for reducing firearm homicide and suicide in the US. GVROs allow family members or intimate partners to request an order from a civil court, authorizing law enforcement to remove guns from the individual's possession and prohibiting new purchases.
Researchers analyzed over 1.3 million patient records to find that mildly abnormal results on kidney function tests are the strongest risk factor for acute kidney injury. Physicians can identify high-risk patients by paying close attention to common blood and urine tests for kidney function, potentially preventing the devastating injury.
A study found that nearly 80% of uninsured callers could schedule primary care visits, but the average cost was $160, which is unaffordable for many. Only 18% were told they could pay later, with a median payment plan of 61%. Expanding Medicaid would enable more people to afford basic healthcare.
Researchers suggest four strategies to prevent marijuana use among minors: increasing prices through tax policy, regulating retail availability, preventing accidental ingestion by children, and restricting marketing. These measures can help minimize youth access to marijuana.
Researchers found that people tend to seek information on HIV-related topics at the beginning of the week and engage in risky behaviors on weekends. Implementing interventions based on these patterns could lead to better outcomes, including improved ART adherence and increased testing.
Researchers have found that healthy newborns can alter and rid their bodies of bisphenol A (BPA), a chemical used in plastics and food packaging. The study challenged the current thinking on BPA toxicology and suggests that exposure to BPA in infancy may not be as harmful as previously believed.