I Had Cancer is a free social network specifically for people suffering with cancer either directly or indirectly. The network launched in private beta late July, and is now in public beta. In the 3 weeks since it opened to the public, it's had over 3,000 users join from every state and surprisingly, from 62 countries.The network lies somewhere between WebMD and a few Internet forums, and it's similar to KnowCancer, a site "dedicated to connecting, educating and empowering all people affected by [...]

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