
**How blockchain gives patients more control over their data**
Blockchain is a distributed ledger technology that can be used to store and track data in a secure and immutable way.
This makes it a powerful tool for patients to manage their own medical data.
With blockchain, patients can:
* **Own their data:** Patients own their own data on the blockchain, and they can control who has access to it.
This means that they can decide who sees their medical records, and they can revoke access at an
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