Scientists have made a major advance towards developing a blood test for cancer that could identify tumours long before a person becomes aware of symptoms.
UN aid officials also warn that access for humanitarian deliveries to Yemen remains a concern as the country's health care system is on the brink of collapse.
Police arrested 55 people in Lusaka after residents rioted over a curfew and ban on street vending imposed to control a cholera outbreak, the Zambian government says.
Nearly 2.2 million children in the war-ravaged country are acutely malnourished and require urgent care. Poverty and lack of medical support are pushing them to fatal conditions.
Jackson, who has been a leader of the US civil rights movement since the mid-1960s, said he planned to advocate to find a cure for the disease which afflicts 7 to 10 million people worldwide.
A research team led by Oregon Health and & Science University reported on Wednesday that embryos can help fix themselves if scientists jump-start the process early enough. However, this discovery is limited only to the laboratory stages as yet.
Cholera is easily treatable, yet Yemeni authorities are struggling to fight a cholera epidemic that is spiralling out of control amid a brutal bombing campaign.
Over 76,000 people have been infected by the mosquito-borne disesase in the first six months of this year, a record figure that far surpasses last year's total of 55,000.
A statement by UNICEF and World Health Organisation said Yemen was "now facing the worst cholera outbreak in the world" with an average of 5,000 new cases every day.
The outbreak coupled with famine is an indication things are "falling apart." Only 29 percent of a massive humanitarian plan for Yemen in 2017 has been funded, says a UN coordinator.
A polio outbreak has been confirmed in Deir al Zor, Syria, an area partly held by Daesh. It is the first re-emergence of the virus since 2014.
WHO says cholera has hit 19 of Yemen's 23 governorates highlighting a humanitarian catastrophe in the war-torn country after two years of civil war that has disabled most health care facilities.
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