1) You should be able to explain your idea simply
2) Complex revoltuary ideas are impossible ti implement
Its not complex only the medical system ang its legalities. Hearthy is just as simple as having a medical record managing system. It will help you retrieve your medical records anytime or let other people see it by giving them permission to access your records.
Everything in the whitepaper is purely technical.
Coudn't help myself to agree more, it's simplicity is the one of it's key selling points. Look at Bitcoin itself, the more simple it is the more easier to understand yet it is the stronghold of today's crypto industry. I believe this goes for hearty to the more simpler the product you have the more easier for your target market to cope up and avail you product.