It is true that blockchain has the potential

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There have already been several proofs of concept for how universal electronic medical records could be implemented using blockchain. One of the most notable projects in this regard is MedRec from the MIT Media Lab [7], which uses a private blockchain based on Ethereum, and automatically keeps track of the medicines a patient is taking, and allows control over who can see and add this information.

Conclusion
to establish new operating models and revolutionize entire industries. However, in the short term, its focus will be on simply bringing operational efficiencies to existing models by eliminating afghanistan consumer email list middlemen or reducing administrative tasks. As time goes on, the value of blockchain will shift from reducing costs to enabling new business models and revenue streams.

An analysis by the consultancy McKinsey [8] of more than 90 blockchain use cases concluded that beyond current experiments, it will take 3 to 5 years before useful scales of blockchain use in companies can be achieved.Since blockchain is a distributed ledger, as opposed to a centralized one, we need to establish a mechanism for all participants in the network to agree on the content of the ledger. This is what is known as a consensus mechanism.