Series 1: Addicted to Food

S1. Ep 7 - One Year On

Chris and Xand van Tulleken catch up on a year of professional and personal change.

• 28 mins

Series 2: Can I Change?

Can I Change? - Series 2 preview

Drs Chris and Xand van Tulleken explore if people can change and how they do it.

• 4 mins

Series 2: Can I Change?

S2. Ep 1 - The twin effect

The van Tulleken brothers explore what change is and how it happens.

• 28 mins

Series 2: Can I Change?

S2. Ep 2 - Does our birth order affect our personality?

The van Tulleken brothers explore what change is and how it happens.

• 28 mins

Series 2: Can I Change?

S2. Ep 3 - Nature via nurture

The van Tulleken brothers explore what change is and how it happens.

• 28 mins

Series 2: Can I Change?

S2. Ep 4 - Does willpower even exist?

The van Tulleken brothers explore what change is and how it happens.

• 28 mins

Series 2: Can I Change?

S2. Ep 5 - Learning to listen

The Van Tulleken brothers explore what change is and how it happens.

• 28 mins

Series 2: Can I Change?

S2. Ep 6 - How to listen to your body

The van Tulleken brothers explore what change is and how it happens.

• 28 mins

Series 2: Can I Change?

S2. Ep 7 - Changing in a crisis

The van Tulleken brothers explore what change is and how it happens.

• 28 mins

Series 2: Can I Change?

S2. Ep 8 - Changing our environment

The van Tulleken brothers explore what change is and how it happens.

• 29 mins

Series 2: Can I Change?

S2. Bonus - Live at Hay

From the Hay Festival, the van Tullekens reflect on their health and relationship.

• 28 mins

Series 3: Exercise

Exercise - Series 3 preview

Drs Chris and Xand explore the science of exercise and the dangers of inactivity.

• 2 mins

Series 3: Exercise

S3. Ep 1 - The Miracle Cure

The Van Tulleken twins explore the science of exercise and the dangers of inactivity.

• 28 mins

Series 3: Exercise

S3. Ep 2 - The Scale of the Crisis

The Van Tulleken twins explore the science of exercise and the dangers of inactivity.

• 28 mins

Series 3: Exercise

S3. Ep 3 - Ultra Processed Exercise

The Van Tulleken twins explore the science of exercise and the dangers of inactivity.

• 28 mins

Series 3: Exercise

S3. Ep 4 - Too Late to Change?

The Van Tulleken twins explore the science of exercise and the dangers of inactivity.

• 28 mins

Series 3: Exercise

S3. Ep 5 - Endurance

The Van Tulleken twins explore the science of exercise and the dangers of inactivity.

• 28 mins

Series 3: Exercise

S3. Ep 6 - Overcoming Barriers

The Van Tulleken twins explore exercise and the dangers of inactivity.

• 28 mins

Series 3: Exercise

S3. Ep 7 - Have Fun, Feel Good

The Van Tulleken twins explore the science of exercise and the dangers of inactivity.

• 28 mins

Series 3: Exercise

S3. Ep 8 - Activity Revolution

The Van Tulleken twins explore the science of exercise and the dangers of inactivity.

• 28 mins