Bedbugs can spread easily all throughout our homes and multiply rapidly. As they are very tiny, it is possible that one misses their presence and before long, there are a large number of bedbugs all around. Tiny balck spots on the bed sheet imply the presence of the bedbugs in your home. Given that the bedbugs feed on our blood, one can be bitten by the bedbugs while sleeping and some people might even be allergic to the bedbugs. In order to completely get rid of the bedbugs, it is necessary to go for a thorough extermination of the bugs by undertaking measures such as heat and chemical treatments.