Ollie Cook, a 23-year-old law graduate, brushed off his constant fatigue and brain fog as typical exam stress. But what seemed like a harmless side effect of student life turned out to be something far more serious—a pituitary tumour. During his last year at the University of Manchester, Ollie began noticing symptoms like muscle loss and persistent headaches. Despite being a fit and healthy young man, these issues lingered, even after an adventurous solo trip across South East Asia.


Upon returning, Ollie’s GP couldn’t identify any specific ailment, dismissing his symptoms as stress-related, and prescribed physio exercises. It wasn’t until 2025, following a three-month internship in Kenya, that things took a dramatic turn. Struggling with worsening symptoms and physical decline, Ollie suddenly collapsed at home due to an aneurysm.

Rushed to Lincoln Hospital, doctors finally uncovered the root of his suffering: a pituitary tumour. He was transferred to Sheffield Hospital, where a successful operation removed the tumour and half of his pituitary gland. Now, Ollie is tumor-free and undergoing regular MRI scans to ensure he stays that way.
Reflecting on his journey, Ollie admitted, “It was a relief to finally know what was wrong. At least now I had answers.” While his path to diagnosis was fraught with miscommunications and dead-ends, Ollie’s story shines a light on the importance of understanding one’s body and advocating for health.
Shannon Winslade from The Brain Tumour Charity emphasizes the value of sharing such stories: “Everyone’s journey with a brain tumour is unique, but it’s vital to know you’re not alone.” If anyone is facing similar challenges, support is available through The Brain Tumour Charity’s hotline and website. Ollie’s resolution and determination in the face of uncertainty remind us all of the strength found in seeking out the answers we deserve.