All news from Epidemiology

Outbreak

Do We Have An Epidemic? A Health Information Exchange

How do public health officials know if there is a disease outbreak and where that outbreak has occurred? Surveillance is the cornerstone of public health practice, yet while disease surveillance has shifted toward greater use of electronically transmitted information to decrease the reporting burden on physicians, the challenge of getting the right information to public health officials at the right time…

Outbreak

Antibiotics: To Save Lives During Influenza Outbreaks

Over 95% of post‐mortem samples from the 1918 pandemic, which caused 50 to 100 million deaths, showed bacterial infection complications. The introduction of antibiotics in the 1940s has since reduced the risk of bacterial infections, but growing resistance to antibiotics could increase the toll from future influenza pandemics if secondary bacterial infections are as serious…

Epidemics

In Guinea, Lassa Fever Outbreak Scare

Lassa fever, also known as Lassa hemorrhagic fever (LHF), is a type of viral hemorrhagic fever caused by the Lassa virus. Many of those infected by the virus do not develop symptoms. When symptoms occur they typically include fever, weakness, headaches, vomiting, and muscle pains. Less commonly there may be bleeding from the mouth or gastrointestinal tract. The risk of death once infected is about one…

Outbreak

Misinformation Is Causing Measles

Misinformation and anti-vaccination groups have caused a rise; in cases of vaccine-preventable viral disease measles around the world; according to the World Health Organisation (WHO). In the US, controversial misinformation about the toxicities; and ill-effects of vaccines has spurred the anti-vaccine groups across social media. The danger caused by such groups is so great; that…

Outbreak

In Africa: Earlier Emergence of Malaria

Malaria, which claims hundreds of thousands of lives each year; mainly children and especially in Africa; is one of the leading causes of death by an infectious agent; the Plasmodium falciparum parasite. In research on malaria; the genetic mutation that causes sickle cell anemia (also known as drepanocytosis); a chronic disease that is often fatal…

Epidemic

Study On Measles Transmission In China

A new study on the measles epidemic in China has far-reaching implications for eliminating the infection globally, according to researchers at Columbia University Mailman School of Public Health. Using a new model-inference system developed at the Columbia Mailman School, the researchers were able to estimate population susceptibility and demographical characteristics in three key locations in…

Epidemic

Why Does 'Anti-vax' Movement Persist? After Measles Outbreak

Measles outbreaks across the United States—including one in Washington state where 50 cases have now been identified—have again shone the spotlight on parents who resist getting kids vaccinated. These outbreaks are a clear sign of the fraying of “herd immunity,” the overall protection found when a large majority of a population has become immune to…

Epidemic

Measles Outbreaks Are Back

In 2000, the United States declared that measles had been eliminated from the country. According to the Centers for Disease Control and Prevention, that means measles is no longer endemic—or constantly present—and there has been no continuous disease transmission for 12 months or more. Now the highly infectious disease is receiving national attention as outbreaks spread throughout…

Beta cell

Researchers IN New Direction Epidemic Of Autoimmune Diseases

The immune system normally defends the body against everything from microscopic viruses to meters-long parasitic worms. But sometimes, it sets its sights on the wrong target: the body’s own cells. Autoimmunity problems cause many different diseases, depending on which cells are targeted. In Type 1 diabetes, it’s beta cells. Beta cells are located in the…

Outbreak

In Morocco: Swine Flu Outbreak Kills 9

Swine influenza is an infection by any one of several types of swine influenza viruses. Swine influenza virus (SIV) or swine-origin influenza virus (S-OIV) is any strain of the influenza family of viruses that is endemic in pigs. As of 2009, the known SIV strains include influenza C and the subtypes of influenza A known as H1N1, H1N2, H2N1, H3N1, H3N2, and H2N3. Zoonotic swine flu The Swine flu was initially in humans in Mexico in 2009,…

Ebola epidemic

Ebola Outbreak Marks 6 Months, Health Centers A Concern

Ebola virus disease (EVD), also known as Ebola hemorrhagic fever (EHF) or simply Ebola; is a viral hemorrhagic fever of humans and; other primates caused by ebola viruses. Signs and symptoms typically start between two days and three weeks after contracting the virus with a fever, sore throat, muscular pain, and headaches. Vomiting, diarrhea and rash usually follow, along with decreased function of the liver and kidneys.  Blood samples tested for viral RNA At this time, some people…

Epidemic

Patients With Measles Outbreak Traveled To Hawaii

A measles outbreak in the Pacific Northwest became more worrisome with word that people infected with the extremely contagious viral illness traveled to Hawaii. The revelation prompted public health officials in Oregon’s Deschutes County and in Hawaii to issue alerts; although no cases had confirmation in either location. “It raises concerns that this can go on for…