Root Canal and Dead Tooth...details below. Help!?

I had a root canal done today, because of an infection in the bone, and that the tooth was already dead. That tooth was already changing color and the nerves were already dead prior to the root canal. So is it true that after the root canal, the tooh has the same "strength level", meaning that my tooth... show more I had a root canal done today, because of an infection in the bone, and that the tooth was already dead. That tooth was already changing color and the nerves were already dead prior to the root canal. So is it true that after the root canal, the tooh has the same "strength level", meaning that my tooth did not become weaker after the root canal, because prior to it the tooth was already dead? It is my front tooth, and I don't bite on that tooth a lot, so do I need a crown? My tooth was dead prior to root canal and I was biting fine, with no problems. Thanks!
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