Researchers are trying to figure out what makes a mosquito more likely to bite people infected with malaria.

The effects of such weapons are more devastating for a number of reasons. And if children survive, they suffer from the trauma of the attack for far more years because they have more years to live.

And the number of sufferers is expected to increase, especially in lower-income countries as people in rural areas move to urban centers and adopt more sedentary lives. So what can help them?

The goal is to reach 90 percent of children with the DTP vaccination — a child's first scheduled immunization. Some countries are barely at 50 percent.

The sexually transmitted disease is typically not fatal but can cause a lifetime of suffering. And the go-to drugs are increasingly less effective.

There are more than 200,000 cases in Yemen, a war-ravaged country whose health system is collapsing. We asked specialists what needs to happen to bring the disease under control.

A new study finds that turtles are really good at carrying the bacteria that cause the potentially fatal disease.

Foreign aid restrictions introduced by President Ronald Reagan in 1984 have been expanded by the Trump administration. They could hinder HIV prevention and the fight against infectious disease.

The effects of such weapons are more devastating for a number of reasons. And if children survive, they suffer from the trauma of the attack for far more years because they have more years to live.

A landmark ruling in the New Delhi High Court will compel the national tuberculosis program to provide a new drug to treat an 18-year-old's TB infection.

A report from the World Health Organization shows that it's not a disease of the past — it's a disease of the present and likely to be a continuing problem in the future.

The price of drugs is making headlines this year. Turing Pharmaceuticals, the company founded by the now infamous Martin Shkreli, upped the price of Daraprim from $13 a pill to $750 — a 5,000 percent increase. The drug has been used for decades to treat malaria and toxoplasmosis, a parasitic ...

The mosquito-borne Zika virus has spread quickly in the past two years through the Pacific Islands and South America. Although there have been no reported deaths from the illness, a spate of recent outbreaks is cause for concern.

Earlier this fall, after Colombia reported its first cases of Zika virus ...

People whose diabetes requires insulin injections usually have to make a series of visits to the doctor's office to fine-tune their daily dosage. But many low-income patients can't afford to take those few hours off to see the doctor. As a result, they often live with chronically elevated blood sugars ...