Open Health Tools provides free, open-source health and fitness advice, created by pooling research from its decentralized network. You can learn more about Open Health Tools by visiting openhealthtools.org. You can also contact them directly:

Address: ‪142 W 57TH STREET, NEW YORK
Phone number: +1 (845) 459-3053‬
https://www.openhealthtools.org/our-research/