Some well known health benefits of increasing your sleep patterns:

reverse weight gain

heighten immune system

higher brain function and increased perception abilities

reduced mood disorders and systems of depression

increased quality and quantity of work

quicker reflexes, improved motor skills, better reactions in driving

increased balance of energy during the day

more ease and flexible in relationships

less anger, less frustration and less anxiety

anti-aging

improve beathing naturally

reduce and sometimes replaces sleep drugs