“What's your position on health care reform?”

A candidate for a senate position is being interviewed by a news reporter. The reporter wants to know what the candidate thinks about changing the health care system. She asks:

What's your position on health care reform?

(one's) position on (a topic)

This usage of "postion" means "opinion". However, a "position" is more set and more thought out than an "opinion". Usually a person is only expected to have a "position" on a topic if they are an expert or an authority.

(noun) reform

"Reform" is a set of large changes to a system, such as in government or an industry. When an idea for reforming something becomes popular among a group of people, it is given a name in the form of "___ reform". For example:

• education reform - changing the education system of a country or region
• campaign finance reform - changing the system of how political candidates raise money for their campaigns
• tax reform - changing the system of how taxes are charged or collected