National numbers, April 25

After several weeks of rising cases, the federal numbers dropped this week by about 10%. Michigan’s case rates fell below 500 new cases per 100,000 people and its positivity rate is trending downward, leading public health experts to hope that this state’s worrying outbreak may have peaked. As always, though, we can’t get too excited about a single-week trend—and 60,000 new cases each day is still a concerning level at which to plateau.

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National numbers, April 18

I am really worried about Michigan. The state comprises a full 11% of new U.S. cases in the past week—and Michigan only makes up 3% of the national population. Nationally, cases continue to rise, driven by B.1.1.7 and other coronavirus variants

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National numbers, April 11

This is the fourth week in a row of case increases in the U.S. While this week’s jump is lower (we went from 57,000 new daily cases two weeks ago, to 63,000 last week, to 64,000 this week), the level where we’ve landed is still reason for concern. Our case numbers now are comparable to last July, when the summer surge was threatening hospital systems in the South and West.

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National numbers, April 4

The pandemic’s current state puts public health leaders like Dr. Walensky in a challenging position. New cases continue to rise, with states like Michigan, New York, New Jersey, and other parts of the northeast seeing more concerning spikes. While a 60,000-cases-per-day average may seem small compared to the numbers we saw this winter, it’s comparable to the summer surge that devastated much of the country. And our still-improving genomic surveillance system is finding more and more cases caused by variants.

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