Identify the challenges associated with the use of Big Data Analytics in the e-Healthcare industry

There are several benefits as well as challenges associated with the use of Big Data Analytics in the e-Healthcare industry. Identify the challenges associated with each of the Catagories below:

• Data Gathering
• Storage and Integration
• Data Analysis
• Knowledge Discovery and Information Interpretation

Note:
Part 1: One page of an answer to the question

Part 2: 100-word replies to each of the files attached(can attach them only when part 1 is completed and attached).