Nicole Richie is back at home in Los Angeles after receiving hospital treatment for pneumonia.

The socialite checked herself into Cedars-Sinai Medical Center earlier this week (begs16Nov09) after struggling to shake off what she thought was a cold.

But Richie is well on the road to recovery and is now resting in the comfort of her own home.

Her boyfriend Joel Madden writes on his Twitter.com blog, "So I stepped off the plane after a month out of the country, and basically went straight to the hospital for the week.

"But don't worry, all is well and we are home wit h no problems."