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Marilynn Marchione

80 is not the new 70: Age may bias heart care, study finds

People are more likely to buy things when prices end in 99 cents rather than rounded up to the next dollar, or cars with mileage under 1,000 instead of past that mark. Now researchers say so...

Drugs fail to slow decline in inherited Alzheimer’s disease

Two experimental drugs failed to prevent or slow mental decline in a study of people who are virtually destined to develop Alzheimer’s disease at a relatively young age because they inherite...

New China virus details show challenge for outbreak control

It can spread person to person, even if someone is showing no symptoms. The next in line can continue to pass it on. The incubation period is so long that people may not know where or when t...

More Americans are dying at home rather than in hospitals

For the first time since the early 1900s, more Americans are dying at home rather than in hospitals, a trend that reflects more hospice care and progress toward the kind of end that most peo...

New, old drugs may offer fresh ways to fight heart disease

PHILADELPHIA – Novel drugs may offer fresh ways to reduce heart risks beyond the usual medicines to lower cholesterol and blood pressure. One new study found that heart attack sur...

Vaccine shows promise for preventing active TB disease

An experimental vaccine proved 50% effective at preventing latent tuberculosis infection from turning into active disease in a three-year study of adults in Africa. Doctors were e...

Group pulls video that stirred talk of designer babies

A government-funded group that’s leading efforts to set standards for gene editing has pulled a video it posted in the wake of concern about how it portrayed the ethically dicey science and ...

A gene-editing first: Scientists tried CRISPR to fight HIV

Scientists are reporting the first use of the gene-editing tool CRISPR to try to cure a patient’s HIV infection by providing blood cells that were altered to resist the AIDS virus. ...

New clues on why women’s Alzheimer’s risk differs from men’s

LOS ANGELES (AP) – New research gives some biological clues to why women may be more likely than men to develop Alzheimer’s disease and how this most common form of dementia varies by sex. ...

Scientists close in on blood test for Alzheimer’s

LOS ANGELES – Scientists are closing in on a long-sought goal – a blood test to screen people for possible signs of Alzheimer’s disease and other forms of dementia. On Monday at t...

New gene tests for germs quickly reveal source of infections

Brian Jetter was on life support, a healthy 40-year-old suddenly battling pneumonia and sepsis, and a slew of tests had failed to find the cause. Mystery illnesses like this kill ...

Cleaning routine shows promise in curbing superbug infection

Think of it as decontaminating yourself. Hospitalized patients who harbor certain superbugs can cut their risk of developing full-blown infections if they swab medicated goo in their nose an...