Researchers found that mercury in fish counteracts the benefits of omega-3 fatty acids, increasing the risk of heart attack. Consuming low-mercury fish like salmon can help reduce cardiovascular risk.
A study published in Annals of Neurology found that environmental enrichment can reverse cognitive deficits caused by lead poisoning in rats. The researchers observed significant improvements in learning ability and a recovery in brain receptor function among lead-exposed rats raised in enriched environments.
The study found that median survival times for Alzheimer's patients vary significantly depending on the age at diagnosis, ranging from nearly 9 years for those diagnosed at 65 to approximately 3 years for those diagnosed at 90. Additionally, researchers reported an average time of 2.8 years between symptom onset and diagnosis.
A study of 1.2 million Medicare beneficiaries found that those with multiple chronic conditions are 99 times more likely to be hospitalized than those with none. This highlights the importance of better-coordinated primary care in reducing hospitalizations and costs.
The Center will develop the environmental public health tracking network with the CDC, linking environmental protection efforts to public health surveillance. The initiative aims to track exposures to environmental hazards and develop sound policies to prevent disease.
A recent study found that minority patients express greater satisfaction when treated by a physician of the same race group. The researchers speculate that this may be due to increased trust and comfort, or negative opinions of physicians from different racial groups.
A new Center for Health Disparities Solutions will bring together resources from Johns Hopkins and Morgan State University to conduct research, training, and interventions to address health disparities. The center plans to educate participants on conducting research on disparities and establish connections with healthcare advocacy groups.
A new heat-denatured p24 antigen test has been found to be comparable in effectiveness to existing CD4 lymphocyte count and HIV-1 RNA viral load tests. The test, which costs significantly less, could be a game-changer for developing countries struggling with high HIV infection rates.
Researchers found a significant decrease in new HIV infections among injection drug users in Baltimore between 1988-1990 and 1995-1998, with rates dropping from 4.45% to 1.84%. Higher education, income, marriage, and social support were associated with reduced risk.
African-American patients are 71% as likely as white patients to receive a referral for coronary angiography, but only 63% actually undergo the procedure. Private insurance and patient preference may play roles in the disparity.
A study of 818 fatally injured drivers found a strong association between blood alcohol content (BAC) and problem drinking. Despite this, over 40% of drivers with high BACs were not reported as problem drinkers by their spouses, highlighting the need for targeted countermeasures.
The study identified specific genes regulated by Nrf2 in response to sulforaphane, a compound found in broccoli that can annihilate a broad spectrum of carcinogens. By understanding how this process works, researchers may develop new cancer preventive agents.
Cleanup workers at Ground Zero reported widespread respiratory symptoms, including coughing and wheezing, after working on the site. Lung function results showed no extensive impairment among workers, but long-term health risks remain unknown due to potential exposure to other airborne contaminants.
A new study published in Ambulatory Pediatrics found a strong correlation between social class and childhood health, with lower-income children experiencing greater symptoms of physical and mental illness. In contrast, higher-income children exhibited better risk-avoidance behaviors.
A review of physician communication found that female primary care physicians engage in more patient-centered and emotional talk compared to their male counterparts. Medical visits with female physicians were also longer, averaging 23 minutes per patient. The study suggests room for improvement in both genders' communication styles.
A study found that over half of children's Medicaid expenses are for injuries, with an average cost of $396 per child per year. The most common injury types were blunt force and penetrating trauma, often caused by falls.
A strong primary care system is crucial for a nation's health, with countries boasting robust systems showing the most favorable health indicators at young ages. Strong primary care is particularly important for children, as it significantly impacts postneonatal mortality rates and low birthweight.
A recent study found that 42% of sexual assault survivors did not receive testing for sexually transmitted diseases or prophylactic medications. The study also showed that survivors over 18 were more likely to be screened, but only 34% received medication recommended by the CDC.
Hemorrhagic fever viruses, such as Ebola and Marburg, pose significant threats due to their high mortality rates and lack of effective treatments. The report recommends improving diagnostic capacity, developing rapid tests, and researching new antiviral medications to counter these threats.
A study by Johns Hopkins Bloomberg School of Public Health found that nearly two-thirds of low-income women in Baltimore can predict an episode of violence and over 70% do not seek help. The researchers suggest a greater need for identification and provision of appropriate services, including education and job training.
The Johns Hopkins Bloomberg School of Public Health study emphasizes the importance of involving adolescents in their own health promotion. Young people offer a unique perspective and valuable insights that can improve survey design, outcomes, and overall effectiveness.
Researchers found that measles triggers intense immune system activation, temporarily suppressing HIV levels in children. The study suggests a potential clue to understanding HIV pathogenesis and immunity.
A recent study found that loosening managed care restrictions can lead to better patient relationships with primary care physicians. Patients in managed care programs were more likely to have continuity with a specific clinician, but these relationships were less likely to last more than 12 months.
A study of over 40,000 young participants found that marijuana smokers are more likely to have the opportunity and try hallucinogens. By age 21, nearly half of marijuana smokers had tried a hallucinogen, compared to one in 16 who had never smoked.
The study highlights the environmental and human health problems associated with industrial agriculture, such as soil degradation, water pollution, and increased antibiotic resistance. Sustainable agriculture methods offer a viable alternative, including reducing meat consumption to alleviate pressure on natural resources.
Researchers analyzed data from people who received a 60-day antibiotic regimen after exposure to potentially contaminated mail and handling facilities. They found that twice as many people may have contracted inhalational anthrax without receiving the treatment, suggesting the risk is very small.
A cross-sectional study of 493 married couples in Thailand found that HIV transmission from men to women is significantly linked to increased viral loads among HIV-positive men. Women who had previously contracted an STD or used hormonal contraceptives were also at higher risk of transmission.
A study published in Medical Care found that managed care plans continuing to serve older Americans under the Medicare program tend to provide higher quality service. The research suggests that higher quality performance is associated with lower rates of withdrawal from the program.
A new study by Johns Hopkins Bloomberg School of Public Health researchers found that Maryland's 1990 law banning Saturday night specials resulted in a 9% lower rate of gun homicides. The study suggests the law saved an average of 40 lives per year between 1990-1998.
Children with severe stunted growth at age 2 scored 10 points lower on cognitive tests than their peers, indicating that the detrimental effects of malnutrition linger through childhood. Diarrhea caused by G. lamblia parasite also reduced test scores, highlighting the importance of addressing nutritional needs in young children.
The Choice Plus plan, a direct contracting health plan, contains costs and maintains quality of care. The study found that hospital care costs dropped, while ambulatory care rose slightly.
A study conducted by researchers at Johns Hopkins Bloomberg School of Public Health found that condom use and education can dramatically reduce the transmission of HIV in Thailand. The study also highlights the increasing role of injection drug use in spreading the disease, particularly among young men.
Researchers have identified a cholesterol-depleting agent, beta-cyclodextrin, that blocks the transmission of cell-associated HIV. This novel approach targets the migration of white blood cells in semen or cervical mucus carrying HIV and offers a promising method for disease prevention.
A study by the Johns Hopkins Bloomberg School of Public Health found that safety counseling coupled with convenient access to reduced-cost products increased parents' safety practices. The combination of pediatric counseling and visits to a children's safety center was successful in increasing safety practices, while home visiting prog...
Researchers analyzed daily weather and mortality data for 11 eastern US cities, finding that mortality risk increased with temperature extremes. Cities in the North were more sensitive to heat, while Southern cities were more vulnerable to cold temperatures.
A study found that gasoline additives like MTBE can interfere with older breath-alcohol analyzers, but not newer models. This raises concerns about the accuracy of breath tests for people exposed to high levels of MTBE, such as workers in the gas station industry.
A study found that alcohol use significantly raises the risk of death for both passengers and operators on recreational boats. Drinking while on a boat impairs an individual's ability to rescue themselves, increasing the chances of drowning and hypothermia.
Researchers found that iron supplementation significantly improved motor and language development in rural African preschoolers, with benefits seen even in children with severe anemia. In contrast, anti-worm treatment had a small but non-significant positive effect on both motor and language development.
120 million Americans suffer from chronic conditions, driving 75% of medical care spending. The current system is disorganized, with patients navigating multiple doctors and caregivers without help or coordination.
A Johns Hopkins study suggests that the public can effectively respond to bioterrorism attacks without panic. The researchers recommend providing timely accurate information and creating a constructive role for the public, who can adapt to situations based on available information.
Researchers found that taking chlorophyllin three times a day reduced aflatoxin-DNA damage by 55 percent among residents of Qidong, China. The study suggests that chlorophyllin may act as an 'interceptor molecule' to block the absorption of aflatoxins and carcinogens in the diet.
A study of two recent anthrax cases among postal workers highlights the urgent need for better disease detection capacities in public health and clinical communities. The cases demonstrate the importance of rapid lines of communication between medicine and public health to diagnose and treat patients timely.
A study by Johns Hopkins Bloomberg School of Public Health found that nearly one third of eligible injection drug users never received antiretroviral treatment. Methadone addiction treatment, health insurance, and regular access to care were associated with increased HAART use among men.
A new study by Johns Hopkins Bloomberg School of Public Health finds that states with mandatory licensing and registration of handguns reduce the number of crime guns sold by in-state dealers. Cities with stricter gun laws have lower rates of crime guns sold outside the state, supporting the benefits of comprehensive handgun sales laws.
Research found that heavy rainfall precedes most waterborne disease outbreaks in the US, with extreme precipitation levels increasing outbreak risk. The study analyzed data from 1948-1994 and found a significant association between precipitation and waterborne disease outbreaks.
A recent study found that 85% of injection drug users in Baltimore obtained some needles from street sellers, highlighting the need for improved needle exchange programs. The study suggests that individually sealed syringes could be a game-changer in reducing the transmission of blood-borne diseases.
Myocarditis is an inflammatory condition that can trigger an autoimmune response, leading to heart failure. Researchers have identified complement and its receptors as key players in this process, shedding light on potential therapeutic approaches for treatment of human autoimmune diseases.
The study found that the cost of trichiasis surgery is a significant barrier for patients in The Gambia. Offering surgery at local health centers instead of regional clinics can significantly increase patient willingness to undergo treatment.
A recent study found significant discrepancies between spouses' reports on birth control methods. The research analyzed data from 23 countries and revealed that couples who had discussed family planning or where the wife had higher education levels were more likely to concur on the contraceptive method. However, concurrence was lower a...
Scientists at Johns Hopkins Bloomberg School of Public Health have identified a protein that clears viruses from neurons in the spinal cord and brain stem but not those in the cerebral cortex. The study suggests that different combinations of antibody and T-cell immunity may be needed to control infection and recovery from encephalitis.