Heat waves are getting longer and more brutal. Here’s why your AC can’t save you anymore | CNN The combination of a hurricane, heat wave and a multi-day blackout is a nightmare scenario, but it’s one that is set to become more common as humans continue to warm the planet. Laura Paddison CNN

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Earth sees warmest June on record, boosts odds of warmest year June marked the 13th-straight month to meet or beat the 1.5-degree Paris Agreement target. Andrew Freedman Axios

June was the warmest such month on record worldwide, according to figures released Monday, extending a heat streak even longer.

Study reveals new factor associated with the risk of severe COVID-19 in people with obesity (medicalxpress.com)

Study suggests regular vaccine boosts may help immunocompromised fight COVID-19 People who have received solid organ transplants and take immunosuppressant medications to prevent rejection are among those most susceptible to the damaging effects of COVID-19, including breakthrough ... Science X Medical Xpress

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CDC looks to expand capacity to test for H5N1 bird flu in people A top CDC official said the agency is looking to increase the number and types of tests that can detect H5N1 infections in people. Megan Molteni STAT

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COVID trend reaches "high" levels across western U.S. The CDC says it is too early to say if this year's summer COVID-19 surge has arrived. Alexander Tin CBS News

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New ADHD diagnoses doubled during COVID-19, study suggests New diagnoses of attention-deficit hyperactivity disorder (ADHD) in Finland doubled during the COVID-19 pandemic, with the largest increase in females aged 13 to 30 years, University of Helsinki researchers report in JAMA Network Open. CIDRAP

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"Individuals with ADHD are often challenged by executive dysfunction, including impairment in organizing, setting schedules, and emotion dysregulation such as lowered tolerance for frustration." 

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Biden administration proposes rule for workplaces to address excessive heat President Joe Biden's administration is proposing a rule aimed at addressing excessive heat in the workplace, as tens of millions of people in the U.S. are under heat advisories due to blistering temperatures. AP News

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Signs of avian flu found in San Francisco wastewater Signs of H5N1 bird flu virus have been detected at three wastewater sites in California's Bay Area, according to sampling data. Medical Xpress

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While positive wastewater samples have been found in seven other states, California is the only one that has yet to report a bird flu outbreak in a herd of dairy cows.

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