has shared a major update with her followers on social media. As a vocal advocate for a number of charities - from Teenage Cancer Trust to Prevent Breast Cancer and Sarah's Trust, the Duchess recently revealed that she has spent some time in a Swiss clinic which focuses on mental health and addiction problems.

The Duchess, who has previously been open about the impact that damaging headlines from the 1980s and 1990s has had on her, shared the news with her social media followers. In a message about her visit to the clinic which is known for its care for those facing complex mental health and addiction challenges, she wrote: "Mental health touches us all - it has no boundaries.

"We need to promote open conversations about mental health and how we can improve access to mental healthcare across society."

In a frank interview with The Telegraph about the challenges she has been facing, Sarah revealed that recent discussions online, combined with her shocking double cancer diagnosis, revealed that her mind was forced "to some dark places".

In order to come to terms with this, long discussions of post-traumatic stress disorder (PTSD) and attention deficit hyperactivity disorder (ADHD) are understood to have taken place during a visit to a Swiss clinic.

In the rest of her caption shared to Instagram, Sarah added: "I recently spent time at @paracelsusrecovery in Zurich, a clinic known for its discreet, bespoke care for those facing complex mental health and addiction challenges, to learn more."

Continuing in her caption, the Duchess added: "What I found was not only a centre of clinical excellence, but a place of deep humanity. Conversations with Dr Thilo Beck and @jangerberofficial, the clinic's founder, were illuminating.

She added: "Jan's mission is one I deeply respect and share: to bring mental health out of the shadows and into open, compassionate conversation.

"Dr Beck has decades of experience and a role advising governments on health policy, and is determined to make his expertise available to all, doing extraordinary work with homeless people suffering from mental health and addiction problems.

"If you or someone you know is struggling, I encourage you to seek help. You are not alone, and there is no shame in taking the steps towards healing."

Over the years, the Duchess has been very open about the impact that press coverage during the time she was married to and pregnant with her two daughters, and .

Writing in , the Duchess describes "the profound scars" of her childhood that "led to feelings of unworthiness [that] contributed to an unhealthy attitude to food that often threatened to spiral into a full-scale eating disorder".

Sarah, who has been diagnosed with both breast and skin cancer in recent years also explained how she was impacted by "tabloid headlines of the 1980s and 1990s" and more recent "comments on social media (which I regard as a cesspit)".

The Duchess, who was shockingly and cruelly referred to as the "Duchess of Pork" and "Fat Fergie", has also spoken about the impact that her mother, Susan Barrantes, leaving the family home when Sarah was just 12 years old to move to Argentina.

She says her early and difficult childhood contributed to her "unhealthy attitude to food".