Vitality is an Attribute best suited for durability. Each Vitality point will give you 21.6 Health and 0.528 Health Regen, except levels 1, 7, 13, 19 and 25, which give you:
Level 1 | 2.2 Health Regen |
Level 7 | 4.9 Power |
Level 13 | 12 Ability Armor |
Level 19 | 7.625 Basic Damage |
Level 25 | 180 Health |