Concerns are growing for the health of many of the thousands of people now facing weeks or months out of their homes following Japan's earthquake and tsunami.

Sanitation is becoming a major problem in the crowded evacuation centres and the homeless are suffering from diarrhoea and other illnesses.

Al Jazeera's Wayne Hay reports from Higashi Matsushima on the dire conditions many of the displaced are now living in.

Source: Al Jazeera