With 5.2 million COVID-19 cases reported last week, the world set a new weekly high, with activity rising for the eighth week in a row, the head of the World Health Organization (WHO) said today.Much of the rise came from a worsening surge in India, the world's second most populous country.In other developments, the WHO COVID-19 emergency committee weighed in with updated recommendations today, and new efforts were announced to support vaccine equity and youth involvement in the pandemic battle.'Big numbers can make us numb'At a WHO briefing today, Director-General Tedros Adhanom Ghebreyesus, PhD, said deaths rose for a fifth straight week and passed 3 million. "Big numbers can make us numb.