The Top 5 Most Profitable Niches - Reviews
Passionate Blogger and Entrepreneur 
 love Writing on:
Helping others.Read More about THEM Here.
Educational Blog like this one,
This site is very beneficial and helpful. I am thinking about starting a mathematics blog, where I intend to show, some basic mathematical topics, in an intuitive and insightful way ...

If you can build a good blog, sharing everything about The Topic, you are picking and covering everything with Quality, with Good Social Sharing, with Good Branding, you will surely be able to earn a decent amount from Advertising, however it will not be a big amount unless you Build huge Readership...
informative knowledge for new bloggers. I feel Health, technology related blog help in good earning,
new careers in technology 
 technology careers

“Technology blog” 
create different blogs for different topics 
have a wide variety of interests
write about internet marketing/seo

Start a blog with health related stuff about lifestyle

Yes Health Care Niche is Most Profitable Niche 

 believe technology niche is an evergreen niche to start blogging.
Thanks for sharing this post-
nine out of ten times. When you have no interest in the topic it’s very hard to blog consistently about.
It’s even hard when you are interested in the topic ...

5. Personality Development

There are many sub niches which you can blog and benefit from. The most common of which include.

  • Leadership development
  • Self-esteem development
  • Motivation guides
  • Career development
  • Life coaching
  • Personality development
  • Relation Ship Developments
  • How to get rid of self-complexes

This niche will really help people in getting a positive approach towards life and in a way you will be affecting people lives. So apart from enjoying a good profit, you will also feel good about your blog.