Public health in all BBC programmes
Jim al-Khalili talks to Dame Sally Davies about looking after the nation's health.
Epidemiologist Prof George Davey-Smith talks to Jim Al-Khalili about health inequalities.
Jim Al-Khalili talks to Professor Sir Michael Marmot about his work on how stress kills.
Jim Al-Khalili meets Prof Sunetra Gupta, a scientist and novelist.
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