For those who just would rather get stuff via email, there are applications like Blogtrottr that allow you to subscribe to feeds, but get new posts sent to your email box. Many blogs offer a "send to email" option as well. In addition, Microsoft Outlook (2013, 2016, Office 365) have built-in feed readers that treat blog posts like email (you can even see blog posts in the web version of Outlook).Note: You can read blog posts in online Outlook, but you can't add new feeds/sites.
The Most Important Thing to Know About RSS: Although it is still an important web tool, these days its more on the back end for most people.
If you want to use a direct RSS reader:
My Yahoo My Yahoo is a popular portal that integrates feeds and other content.
Years ago, many people used Google Reader for their RSS feeds, but that service is no longer available. Many people switched to the Feedly RSS reader service. The blog Lifehacker keeps a running list of articles about feed readers at Lifehacker: RSS Readers
How to Find or Create an RSS Feed for Any Website (via HowToGeek)
Facebook has ways of incorporating RSS feeds into your Facebook feed - see RSS Graffitti or Social RSS - and of course generally you can Follow or Friend the blogger or Like the blog's Facebook Page... See also: Twitter, LinkedIn, etc.(the "statusphere") ; Pinterest ; Instagram, etc.
This article focuses on Twitter, but you may find similar results on other social networking sites. There is also the issue of actually *locating* a link or post you shared or found on a social networking site! And of course, the problem of sharing things on your social networks unintentionally...