The world is facing unprecedented cyber threats, including a massive Russian hacking attack that compromised thousands of government and corporate sites. Experts warn that the US is vulnerable to cyber attacks due to its reliance on technology and interconnectedness. Meanwhile, a leading neurosurgeon discusses the importance of brain health, revealing that lifestyle changes can delay or even reverse dementia. As the world looks to the new year, leaders are grappling with global challenges, including the pandemic, climate change, and rising tensions with Russia and China.
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