Well is used instead of really nowdays because people who speak english correctly are considered to be un-cool by chav idiots, it used to be only used by such idiots but now they've ruined the english language for a lot of other people and decent people have started saying it. The correct way to use the world well is at the start of a sentance.

A real "go-getter" in the Navy. Someone who excels, lives, breaths, eats, sleeps, and urinates blue and gold. Someone who has dedicated their life to the Navy and can picture nothing better to do with their time.

Currently, a popular filler (first observed to be popularized by ABC news c.2000) in spoken media.

Often used at the end of sentences by paid "news readers" to fill airtime, while adding no value whatsoever.
ANY sentence with this ending can be said without it and the meaning remains unchanged.

adjective to describe something good

This is an Irish term to say hello .

There is no one like Wells. He is loving, soul-inspiring and generous. He is passionate about the things he has learned and is eager to share with others. He strives in positive environments and can feel lost if he is found without his inner circle. His best interests and heart are always in the right place. Don’t let go, he only comes around once.

Used by ghetto ass mexican people in the city of Tucson or border cites to Mexico in regards to ending any phrase and absolutely making no sense what so ever.