Here's a story of mHealth self-serve by patients. This man in the UK had high blood pressure but already had a low sodium diet...
Cameron Elliot, from Manchester, was advised by his GP to cut his salt intake after being diagnosed with high blood pressure in 2016, putting him at high risk of a heart attack or stroke.
But Cameron knew he already ate a low-salt diet, so the data analyst set about creating a revolutionary way to find out what was really going on.
Elliot created BPOwl for patients to track their own causes of high blood pressure. Others might also be able to avoid cardiovascular drugs with some lifestyle changes: