India, Jan. 30 -- Two cases of Nipah virus in West Bengal have the authorities of India, China and other Southeast Asian countries scrambling to reduce the risk of spread. Amid the panic, the World Health Organisation (WHO) has offered some relief with its 'low risk' statement.

Hong Kong, Malaysia, Singapore, Thailand and Vietnam are among the Asian locations that tightened airport screening checks this week to guard against such a spread after the infections were confirmed in West Bengal.

So, are a couple of Nipah virus cases a cause for concern for the wider public anywhere? Here is what we know.

The WHO said in a statement on Friday that there is a low risk of the deadly Nipah virus spreading from India, adding that it did not recom...