Steven Nickolas is a writer and has 10+ years of experience working as a consultant to retail and institutional investors. Andy Smith is a Certified Financial Planner (CFP®), licensed realtor and ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Robert Kelly is managing director of XTS ...

Arthrosis is another term for osteoarthritis (OA), the most common form of arthritis. Both OA and rheumatoid arthritis affect bones, ligaments, and joints, but the difference between the two is ...