To mark World Mental Health Day and to help raise awareness surrounding mental illness and the hundreds of people suffering in silence, the Duke and Duchess of Cambridge have visited Harrow College in north west London.

Table, Furniture, Chair, Picture frame, Sharing, Stationery, Learning, Collaboration, Nail, Office supplies, pinterest

RELATED: 6 WARNING SIGNS YOUR TEENAGER HAS ANXIETY

What to read next

They met with volunteers from mental health charity Mind and the anti-stigma campaign Time to Change as part of their first joint engagement in support of mental health.

The Duchess spoke with young people who have overcome their own mental health issues, likely to include illnesses such as anxiety, depression and anorexia. Kate smiled broadly as she listened to their inspiring stories of strength and endurance.

Happy, Tooth, Facial expression, Long hair, Blond, Laugh, Brown hair, Necklace, Layered hair, Makeover, pinterest

RELATED: 6 THINGS TEENAGERS WITH DEPRESSION WANT YOU TO KNOW

Paul Farmer, the charity's chief executive officer, said, 'Their support will shine a spotlight on mental health and we hope it will spark conversations in households across the country, amplifying the vital message that it's time to talk about mental health.'

'We hope it will encourage people to think about the little things we can all do to make a difference to anyone experiencing a mental health problem.'

Smile, Human body, Dress shirt, Facial expression, Collar, Logo, Bouquet, Floristry, Flower Arranging, Cut flowers, pinterest

The couple looked lovingly at each other as they accepted flowers from the charity as a thank you for attending.

Clothing, Footwear, Face, Leg, Dress shirt, Trousers, Collar, Shirt, Shoe, Outerwear, pinterest

Kate wore a knitted monochrome dress by American designer Tory Burch.

RELATED: 4 THINGS YOU DIDN'T KNOW ABOUT STRESS