Some two million Sudanese children under five suffer from malnutrition every year, UNICEF's representative said on Sunday, urging the international community to boost funding to tackle the problem.
The UN's International Agency for Research on Cancer (IARC) warned that processed meats like sausages and ham cause bowel cancer, and red meat "probably" does too.
In a controversial shift, a leading US medical association urged women to wait until the age of 45 before getting an annual mammogram to screen for breast cancer.
Cigarette smoking will kill about two million Chinese in 2030, double the 2010 toll, said researchers who warned of a "growing epidemic of premature death" in the world's most populous nation.
The Soviet Union's last leader Mikhail Gorbachev, who has been battling diabetes, said his health is improving and that he can walk again with the help of a stick.
Research into brain diseases such as Alzheimer's, Parkinson's and traumatic injury got a boost with a $100 million pledge from a US foundation and seven universities.
More than half the world's elderly lack access to long-term care, the International Labour Organization said in a report, condemning the "deplorable" situation facing a rapidly ageing population.
Anya wasn't even born when Chernobyl exploded nearly 30 years ago, but even today its radioactive fallout stalks her and other Ukrainian youngsters growing up near the disused plant.