Skip to content

Home

News

US & Canada

UK

UK Politics

England

N. Ireland

N. Ireland Politics

Scotland

Scotland Politics

Wales

Wales Politics

Africa

Asia

China

India

Australia

Europe

Latin America

Middle East

In Pictures

BBC InDepth

BBC Verify

Sport

Business

World of Business

Technology of Business

NYSE Opening Bell

Technology

Watch Documentaries

Artificial Intelligence

Intelligence Revolution

AI v the Mind

Tech Now

Health

Watch Documentaries

Culture

Watch Documentaries

Film & TV

Music

Art & Design

Style

Books

Entertainment News

Arts

Watch Documentaries

Arts in Motion

Travel

Watch Documentaries

Destinations

Africa

Antarctica

Asia

Australia and Pacific

Caribbean & Bermuda

Central America

Europe

Middle East

North America

South America

World’s Table

Culture & Experiences

Adventures

The SpeciaList

Earth

Watch Documentaries

Science

Natural Wonders

Climate Solutions

Sustainable Business

Green Living

Audio

Podcast Categories

Radio

Audio FAQs

Video

Watch Documentaries

BBC Maestro

Discover the World

Live

Live News

Live Sport

Documentaries

The hack to using nasal spray

Listen to the full episode on BBC Sounds.

7 hours ago