Adult obesity is rising in the United States – with a greater impact on racial and ethnic minorities – a U.S. Centers for Disease Control (CDC) report showed, at a time when the health condition is seen causing heightened risk for severe Covid-19.

North Dakota, Wyoming and Alabama are the latest U.S. states launching apps to warn users about potential exposure to the novel coronavirus by tracking their encounters, representatives for the states told Reuters.

The United States saw a 27 percent increase in new cases of COVID-19 in the week ended July 5 compared to the previous seven days, with 24 states reporting positivity test rates above the level that the World Health Organization flagged as concerning.

Americans sunbathed on beaches, fished from boats and strolled on boardwalks this holiday weekend, but the occasional person wearing a mask was a constant reminder that the world is still battling the coronavirus pandemic.