Guild Wars 2

I am thinking of adding some +heaing and vitality to gear. When the gear says like +10 to healing does that mean you get +10 extra on your heals when you cast it or does it work differently? I just wanna make sure I understand it correctly.

Thankyou!

Found my answer here:

http://www.guildwars2forum.com/threads/12191-healing-and-regeneration