"The World Health Organization declared on Thursday the end to the deadliest Ebola outbreak on record, which killed and sickened tens of thousands of people in West Africa, even as it cautioned that more flare-ups of the disease were likely."

"In the first slate of nutritional recommendations it has issued since 2011, the federal government on Thursday gave health-conscious Americans the go-ahead to eat eggs and others foods rich in cholesterol, to drink as many as five cups of coffee daily, and to enjoy a range of fats long avoided by many."

"At least 600 million people, or 1 in 10 worldwide, fall ill from contaminated food each year and 420,000 die, many of them young children, the World Health Organization (WHO) said on Thursday."

Reporters trying to get information from federal agencies find press offices stonewalling and running out the clock on their interview requests. "The public information model," one agency flak said, "is dead." The result: the public is uninformed, the government is unaccountable, and people's health is endangered.

"US regulators clear a viral melanoma therapy, paving the way for a promising field with a chequered past."

Donald Trump's statement, during the September 16, 2015, debate, that vaccinations cause autism contradicted science and endangered human lives, doctors say. Moreover, the idea (expressed by several candidates) that scheduling childhood vaccinations less frequently than pediatricians recommend also endangers the health of children.