Accepted Manuscript A blockchain-based fog computing framework for activity recognition as an application to e-Healthcare services Naveed Islam, Yasir Faheem, Ikram Ud Din, Muhammad Talha, Mohsen Guizani, Mudassir Khalil PII: S0167-739X(19)30986-0 DOI: https://doi.org/10.1016/j.future.2019.05.059 Reference: FUTURE 4995 To appear in: Future Generation Computer Systems Received date : 10 April 2019 Revised date : 10 May 2019 Accepted date : 21 May 2019 Please cite this article as: N. Islam, Y. Faheem, I.U. Din et al., A blockchain-based fog computing framework for activity recognition as an application to e-Healthcare services, Future Generation Computer Systems (2019), https://doi.org/10.1016/j.future.2019.05.059 This is a PDF file of an unedited manuscript that has been accepted for publication. As a service to our customers we are providing this early version of the manuscript. The manuscript will undergo copyediting, typesetting, and review of the resulting proof before it is published in its final form. Please note that during the production process errors may be discovered which could affect the content, and all legal disclaimers that apply to the journal pertain.