RHOBH: Teddi Mellencamp Reveals How Much Longer Her Cancer Treatment Will Last

RHOBH alum Teddi Mellencamp is looking ahead to a return that would reconnect her with a familiar part of her public life. A recent Instagram Stories post revisited an earlier moment from her fitness routine, while her message reflected on how much her daily reality has changed since her cancer diagnosis.

Teddi Mellencamp has continued to share selected moments from her cancer treatment with followers. This includes personal reflections and glimpses into medical appointments. Her latest post paired that openness with a reminder of the energetic workout videos she once shared online. What did Mellencamp reveal about her treatment timeline? When could her workout posts return? Keep on reading to learn more about what Teddi has to say about her cancer treatment.

RHOBH Star Teddi Mellencamp Reflects On Her Changing Routine

RHOBH star Teddi Mellencamp reposted a video that offered a look at the person she was before her diagnosis changed her routine. The footage showed Mellencamp displaying melanoma scars before beginning jumping jacks and boxing exercises. Originally shared in February 2024, the clip was set to Christina Aguilera’s song “Fighter” and captured her highly focused approach to fitness content.

Teddi Mellencamp’s caption acknowledged the contrast between that earlier video and her current circumstances. She described her pre-brain-tumor self as taking Instagram seriously, while also referring to the workout posts as “cringe.” Fans now believe that Mellencamp wants to stay focused on a future in which she can resume familiar activities and share them publicly again, after completing the medical care now shaping her schedule.

RHOBH’s Teddi Mellencamp Reveals Her Treatment Timeline

RHOBH’s Teddi Mellencamp said she has nine more months of treatment remaining. She shared the update on Thursday, Aug. 20, through an Instagram Stories caption accompanying her old workout video. Mellencamp wrote that she hoped to return to her “cringe” workout posts soon, adding that she knew followers missed seeing them.

Teddi Mellencamp was first diagnosed with stage 2 melanoma, the deadliest form of skin cancer, in 2022. She underwent 17 surgeries for the invasive disease. In April 2025, Mellencamp disclosed that the cancer had metastasized to her brain and lungs. She later underwent brain surgery to remove the tumors and has continued regular immunotherapy treatments.

Earlier this week, Teddi Mellencamp showed followers an immunotherapy appointment and called it her “least favorite day of the month.” She said she had “all the necessities” and felt blessed. In June, Mellencamp also discussed anxiety caused by longer gaps between CT scans and MRIs, saying she experienced panic attacks, frequent crying, stress-related headaches, fear, and exhaustion.

Teddi Mellencamp previously said the cancer journey felt lonely and that she did not fully understand its different phases until experiencing them herself. Her latest message links the remaining treatment period with the possibility of returning to the workout content that once defined her online presence. For more exciting news updates, stay tuned to TV Season Spoilers.