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U.N. Health Agency Announces First Staff Ebola Infection

The World Health Organization on Sunday announced the first Ebola infection among its experts, describing the infected person as an epidemiologist who had been deployed to Sierra Leone.

The WHO did not provide information about the sex, age or nationality of the person but said the patient was "receiving the best care possible."

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U.N. Vows Central Role in Fighting 'Exceptional' Ebola Epidemic

The United Nations vowed Saturday to play a "strong role" in helping Liberia and its neighbors fight the deadly outbreak of Ebola in west Africa, which it said could take months to bring it under control.

Liberia has been particularly hard hit by the epidemic that has swept relentlessly across the region since March, accounting for almost half of the 1,427 deaths.

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Study: Living Forever May Never be Possible

Is there a limit to how old humans could one day become?

French researchers trying to answer the age-old question said they found evidence in two categories of people who lived long lives of a "biological barrier" to living forever.

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WHO: Ebola Death Toll Rises to 1,427

The death toll from the Ebola outbreak sweeping through west African countries has risen to 1,427 out of more than 2,600 cases, the World Health Organization said Friday.

The latest tally, which counts the number of victims from March when the deadly disease first reared its head to August 20, found that 77 people had succumbed to the virus on Tuesday and Wednesday. The previous death toll was 1,350.

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Last Ebola-Free Region of Liberia Falls to Virus

Every region of Liberia has now been hit by Ebola, officials said Friday, as the World Health Organization warned the fight against the worst-ever outbreak of the killer disease would take months.

After seeing people fall to the deadly virus in area after area, Liberia said two people had succumbed to the virus in Sinoe province, the last Ebola-free bastion in a country that has seen the biggest toll with 624 deaths.

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New Study Suggests Treatment Possibility for Autism

People with autism have too many synapses -- the connectors by which brain cells send and receive signals -- according to a new study that may point to a treatment for the complex disorder.

The extra synapses in autistic brains are the result not of overproduction, but of a failure in the normal process of discarding old and degraded cells.

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Water Crisis Threatens Thirsty Sao Paulo

Sao Paulo is thirsty.

A severe drought is hitting Brazil's largest city and thriving economic capital with no end in sight, threatening the municipal water supply to millions of people.

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Study: Instant Noodles Carry Health Risks for Women

Women who eat instant noodles, like Ramen, at least two times a week face a greater risk of high blood pressure, elevated blood sugar and high cholesterol, U.S. researchers said Thursday.

The study looked at data from 10,711 adults -- just over half of whom were women -- in the Korean National Health and Nutrition Examination Survey.

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NY Councilman Wants Ban on Kid Toys in High-Calorie Meals

A New York city councilman wants to ban toys in fast-food restaurant kid meals that do not meet strict dietary guidelines.

Democrat Ben Kallos introduced a bill Thursday that would ban the toys from a child's meal if the food serving contains more than 500 calories and more than 600 milligrams of sodium.

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U.N.'s Top Ebola Official Wants Preparations for 'Flareup'

The United Nations' new pointman on Ebola said Friday he was preparing for a possible flareup of the epidemic in West Africa.

"We're either close to a plateau, but then we'll drop, or we're in a phase, an inflection point, where it is going to increase, and I absolutely cannot tell," David Nabarro told Agence France Presse during a stopover at Conakry airport en route to Monrovia. He was determined to "ensure that every piece of our apparatus is at its optimum so it could deal possibly with a flareup if that's necessary."

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