Are multiple health insurances beneficial?

[IndiaInsurance]

Buying multiple health insurance plans not only bring a more comprehensive cover to the individual, it also acts as a backup protection in case of any sudden job loss or the interim period between stitching jobs from one company to another.

More... (http://www.moneycontrol.com/news/health-insurance/are-multiple-health-insurances-beneficial_1149978.html)