Van-Tam: Omicron must have us on high alert

The video discusses the safety and urgency of the UK booster program in light of the Omicron variant. It highlights the themes of uncertainty, concern, and timing, emphasizing the need for immediate action. Using a football analogy, the speaker explains the vaccine strategy against different variants like Alpha and Delta, and the potential risks posed by Omicron. The video concludes with a call to action for everyone to participate in the booster program as soon as they are contacted by the NHS.

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