Maria Cheng

Read the latest stories and analysis from Maria Cheng.

30 percent of world is now fat, no country immune

Maria Cheng · May 29, 2014 1:12 pm

30 percent of world is now fat, no country immune

Maria Cheng · May 29, 2014 8:53 am

Doctors design mini dialysis machine for babies

Maria Cheng · May 23, 2014 2:59 am

A Muslim pilgrim wears a surgical mask to help prevent infection from a respiratory virus known as the Middle East Respiratory Syndrome (MERS) in the holy city of Mecca, Saudi Arabia, Tuesday May, 13, 2014. Saudi health authorities reported another five deaths Tuesday from MERS that has sickened hundreds and killed over 150 people. (AP Photo/Hasan Jamali)

World Health Organization: MERS isn’t an emergency

Maria Cheng · May 14, 2014 1:14 pm

A Pakistani health worker gives a child a polio vaccine in Lahore, Pakistan, Monday, May 5, 2014. For the first time, the World Health Organization on Monday declared the spread of polio an international public health emergency that could grow in the next few months and unravel the nearly three-decade effort to eradicate the crippling disease. (AP Photo/K.M. Chaudary)

UN: Spread of polio now a world health emergency

Maria Cheng · May 5, 2014 6:27 pm

Drug resistance found worldwide, new drugs needed

Maria Cheng · April 30, 2014 11:46 am

Electrical device helps paralyzed men move legs

Maria Cheng · April 8, 2014 9:47 pm

UK scientists make body parts in lab

Maria Cheng · April 8, 2014 11:19 am

Electrical device helps paralyzed men move legs

Maria Cheng · April 8, 2014 7:53 am

WHO: Pollution kills 7 million people every year

Maria Cheng · March 25, 2014 7:19 am

Energy and Environment

WHO: Pollution kills 7 million people every year

Maria Cheng · March 24, 2014 10:27 pm

WHO: 5 percent of calories should be from sugar

Maria Cheng · March 5, 2014 11:17 am