Mercola argues cholesterol has been wrongly blamed for heart disease and that the fear of it demonized eggs and saturated fat. He notes the body needs cholesterol for cell membranes, hormones, vitamin D, bile acids and memory, and that the liver makes about 75 percent of it.
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Disease
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Disease
High cholesterol at young ages raises heart risk
Among 3,258 adults followed from ages 18 to 30 for two decades, 44 percent with average LDL above 160 mg/dL had coronary calcification 20 years later, against 9 percent of those under 70 mg/dL. The article quotes an observer questioning how strongly LDL drives the risk.
Disease
Obesity rates on the rise - CDC report
CDC's Vital Signs report put self-reported U.S. adult obesity at 26.7 percent in 2009, up 1.1 points from 2007 and ranging from 18.6 percent in Colorado to 34.4 percent in Mississippi. Nine states were at or above 30 percent, and no state met the Healthy People 2010 target of 15 percent.
Disease
More States Reach 30 Percent Obesity Rate
A CDC Vital Signs report found nine states with adult obesity rates of 30% or higher in 2009, up from none in 2000 and three in 2007. No state met the Healthy People 2010 goal of 15%. Obesity added $1,429 per person in medical costs, or $147 billion nationally in 2008.
Disease
Protect Your Family from Rabies
CDC advice on rabies: people usually catch the virus from a bite, symptoms begin with fever, headache and weakness, and death usually follows within days of onset. More than 90% of reported animal cases are in wildlife, so avoid wild animals and vaccinate pets every year.
Disease
Measles: Make Sure Your Child Is Fully Immunized
U.S. measles cases have fallen more than 99 percent since the vaccine was licensed in 1963, with 71 reported in 2009, most tied to travel. CDC urges on-time vaccination, noting that one or two of every 1,000 children who get measles die from it.
Disease
Can Vaginal gel beat vitamin D in preventing HIV infection?
In the CAPRISA 004 trial of 889 South African women, 1% tenofovir vaginal gel cut HIV acquisition by about 39 percent overall, 54 percent among women who used it as instructed and 28 percent among low adherers. Adverse event rates did not rise. Published in Science.
Disease
Prader-Willi Syndrome
An explainer on Prader-Willi syndrome, an uncommon disorder usually caused by a spontaneous mutation on chromosome 15 that impairs the hypothalamus so people never feel full. Infants have poor muscle tone and feeding trouble; constant hunger and obesity risk follow in childhood.
Disease
Hyperthermia: Too Hot for Your Health (PR)
The National Institute on Aging warns that older adults, especially those with chronic conditions, face raised risk of hyperthermia, which includes heat fatigue, heat syncope, cramps, exhaustion and heat stroke. It advises staying indoors or seeking air-conditioned public spaces.
Disease
MMWR News Synopsis for July 22, 2010
CDC's MMWR reports Cryptococcus gattii as an emerging Pacific Northwest infection, with 60 cases since 2004, mostly in people without HIV, and describes a laboratory-confirmed case of La Crosse virus neuroinvasive disease in an 8-year-old Missouri boy in August 2009.
Disease
Heart pump gives Dick Cheney 58 % chance of 2-year survival
Dick Cheney, 69, received a left ventricular assist device for end-stage congestive heart failure. The Washington Post reports only 8 percent of such patients survive two years, while the pump raises that to 58 percent. Risks include clots, stroke, infection and kidney failure.
Disease
Many sex workers in Shanghai China unaware of HIV/AIDS as a disease
Among 423 female sex workers surveyed across five Shanghai districts, only 60.8 percent answered HIV/AIDS questions correctly, 33.4 percent had sex with clients without condoms and 51.2 percent reported condom slippage or breakage, a BMC Public Health study found.
Disease
Lyme Disease
Lyme disease comes from Borrelia burgdorferi, carried by infected blacklegged ticks, and the bacteria may spread through the body over days or weeks. Symptoms may include a bull's-eye rash, fever, headache, muscle pain, stiff neck and swollen joints; some people have no early signs.
Disease
Whooping Cough Kills 5 in California -- State Declares an Epidemic
California declared a whooping cough epidemic after five infants died. Dr. Mercola and Barbara Loe Fisher note the CDC attributes the resurgence to several factors, waning vaccine immunity, suboptimal vaccines and pathogen adaptation among them, and that outbreaks recur every 4-5 years.
Disease
Protect Your Baby from Group B Strep!
About one in four U.S. women carry group B strep bacteria without symptoms and can pass them to a baby during childbirth. Ask for the vaginal and rectal swab test at 35 to 37 weeks of every pregnancy; antibiotics given by IV during labor stop the spread.
Disease
Fighting Emerging Infectious Diseases
More than 2,000 scientists, physicians, veterinarians and health workers met in Atlanta for the seventh International Conference on Emerging Infectious Diseases. Sessions covered foodborne disease, pneumonia and dengue, including an E. coli O145 outbreak traced to romaine lettuce.
Disease
HPV viruses may cause skin cancer
Among 1,561 people with squamous or basal cell skin cancer and controls, those with skin cancer had been infected with more types of HPV, and people on long-term steroids were more often diagnosed. The study was not a trial and does not establish that HPV causes skin cancer.
Disease
Notes from the Field: Pertussis --- California, January--June 2010
California logged 1,337 pertussis cases from January through June 2010, a 418 percent jump over the 258 reported in the same period of 2009. Incidence ran highest in infants under 1, with 89 percent of those cases under 6 months. All five deaths were unvaccinated Hispanic infants under 2 months.
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