Yolanda Foster continues to face a harsh reality as she battles lyme disease.

The "Real Housewives of Beverly Hills" star is still searching for a cure two years after being diagnosed with the disease. “No matter how much it hurts, you have to keepgoing,” she wrote in the caption on an Instagram pic showing her with an IV inher arm.

On social media, Foster remains resilient despite fighting this two-year, nine-month “nightmare.” “We must find a cure,” she noted. 

A photo posted by YOLANDA (@yolandahfoster) on

In another photo, the 51-year-old former model was snapped with her mother, adding in the caption: “Your Mommy’s arms are always true because she would risk it all for you.” 

A photo posted by YOLANDA (@yolandahfoster) on

This past January, Foster revealed that the she was unable to read or write due to complications with the disease. “I unfortunately have lost the ability to do [write] in an intelligent matter at this time," she posted in a message to Bravotv.com. 

"It feels like someone came in and confiscated my brain and tied my hands behind my back to just watch and see life go by without me participating in it," she added.

Take a break with...Ex-'Housewives' star Lydia McLaughlin speaks out