Community drug distribution system used for river-blindness prevention.

Tonight on the NewsHour: Senior correspondent Ray Suarez reports from the Tanzania on a community drug distribution system being used to prevent river blindness, one of the conditions considered a "neglected tropical disease" because of its low profile in comparison to HIV, TB or malaria.

Ray Suarez reports on how health officials in Tanzania have had to come up with new training efforts in order to meet the nation's medical needs.

Tanzania is training clinical workers with grade-school educations to perform surgeries.

Shortages in laboratory supplies and trained technicians in Tanzania cause delays and gaps in diagnosis that can put patients' health at risk.

Senior correspondent Ray Suarez previews the NewsHour's three-part series from Tanzania.

Margaret Warner speaks with Dr. Anthony Fauci of the National Institute of Allergy and Infectious Disease about a new H1N1 flu vaccine.

Margaret Warner speaks with Dr. Anthony Fauci of NIAID.

Special correspondent Shannon Van Sant reports on political dissidents being committed to mental hospitals in China.

Political dissidents in China are being diagnosed with mental disorders.

A new study released by University of Maryland researchers this month found that the 2009 H1N1 influenza virus may have a biological advantage over other seasonal flu viruses this winter.

As flu season gears up and H1H1 concerns intensify, correspondent Tom Bearden reports on how one Colorado school district is handling the threat of the H1N1 flu virus.

On the NewsHour tonight: As flu season gears up and H1H1 concerns intensify, correspondent Tom Bearden reports on how one Colorado school district is handling the threat of the H1N1 flu virus.

Giving birth holds deadly risks for mothers in Tanzania, where on average one woman and six infants die each hour from preventable, birth-related complications.

In this Reporter's Notebook, Fred de Sam Lazaro visits the Aravind Eye Care System, 20 years after he first reported on the hospital in 1989.

A woman dies every hour in Tanzania from preventable causes related to childbirth. Rose Mlay, National Coordinator for the White Ribbon Alliance in Tanzania, spoke with the Online NewsHour about the issue.

Special correspondent Fred de Sam Lazaro reports from India on the Aravind system of eye hospitals and clinics that subsidizes sight-restoring surgery for impoverished patients and provides top-of-the-line care for patients who can pay.

Thr Aravind Eye Care System has provided eye care to millions of people for more than three decades, offering sight-restoring surgery to impoverished patients by subsidizing the cost with paying patients. Aravind now offers video consultations, village visits and manufactures its own lenses.