Rethink Video. How your body clock can make drugs and vaccines more effective Copy/paste the link below: Copy Copy/paste the article video embed link below: Copy Updated: 21/12/2022 - 18:05 GMT+1 The efficacy of vaccines and drugs differs in the mornings vs the afternoon. We spoke to Oxford Professor Russel Foster about its importance. Read full article Top stories Now playing Next How your body clock can make drugs and vaccines more effective Now playing Next Why electric cars are not a solution to fighting climate change Now playing Next Poles flock to frozen Baltic Sea beach as temperatures plunge Now playing Next Latest news bulletin | February 1st, 2026 – Evening Now playing Next Nipah virus: What is it and why are countries on alert? Now playing Next China's birthrate drops to its lowest level since 1949 Now playing Next Stopping weight-loss drugs can lead to rapid weight gain, study finds Now playing Next Explosions reported in Iran, Israel denies involvement Now playing Next Mass blackout and water shortages hit Ukraine Now playing Next Full amnesty: Venezuela to pardon political prisoners since 1999 Now playing Next Iran classifies EU militaries as terrorist groups in a reciprocal move Now playing Next Inside 'La Casa dei Grifi' one of Rome's most ancient homes Now playing Next Russian strike on Ukrainian bus kills 15 miners, injures seven others Now playing Next Death toll from New Year's eve fire in Switzerland rises to 41 Now playing Next Qatar leads regional diplomatic push to de-escalate Iran tensions Now playing Next Latest news bulletin | February 1st, 2026 – Midday More videos
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