These blogging platforms/web 2.0 sites are Search Engine Optimization friendly and will definitely beneficial for your organic search ranking efforts and content marketing.
Here is the list below:
http://healthfitter.blogspot.com/
http://hormonaltreatment.wordpress.com/
http://aimeesparker1.xanga.com/
http://weightlossplans.insanejournal.com/
http://fitnesshormones.edublogs.org
http://livehealthylife.blog.com
http://recoverhealth.tumblr.com/
http://repairinghormone.weebly.com
http://www.squidoo.com
http://www.blogster.com/bodyhealth
http://bravenet.com
http://www.scribd.com
http://www.multiply.com/
http://hormonaltreatment.wordpress.com/
http://aimeesparker1.xanga.com/
http://weightlossplans.insanejournal.com/
http://fitnesshormones.edublogs.org
http://livehealthylife.blog.com
http://recoverhealth.tumblr.com/
http://repairinghormone.weebly.com
http://www.squidoo.com
http://www.blogster.com/bodyhealth
http://bravenet.com
http://www.scribd.com
http://www.multiply.com/
http://replacinghormones.webs.com/
http://antiaginghormones.jimdo.com/a-a-h-blog/
http://fithealth.webnode.com/
http://healthpromoter.blog.com/
http://fitnessedge.blog.co.uk/
http://fithealth.journalspace.com/
http://healthyyoungage.blinkweb.com/
http://theblogs.net/8735_inspirational_lifestyle/
http://amieesparker.thoughts.com/
http://healthpartner.devhub.com
http://moblog.net/Healthwarehouse/
http://healthysolution.insanejournal.com/
http://www.infobarrel.com/Users/fitnessmatch
http://antiaginghormones.jimdo.com/a-a-h-blog/
http://fithealth.webnode.com/
http://healthpromoter.blog.com/
http://fitnessedge.blog.co.uk/
http://fithealth.journalspace.com/
http://healthyyoungage.blinkweb.com/
http://theblogs.net/8735_inspirational_lifestyle/
http://amieesparker.thoughts.com/
http://healthpartner.devhub.com
http://moblog.net/Healthwarehouse/
http://healthysolution.insanejournal.com/
http://www.infobarrel.com/Users/fitnessmatch
I have personally tested and verified these blogs, they are working great for me in achieving my website SEO rankings.
