Understanding how pythons swallow massive meals may help develop new human heart medicines

Pythons are famous for swallowing enormous meals whole—including morsels bigger than their own body mass. In order to digest these infrequent feasts, the snake’s heart works overtime by increasing its oxygen use, pumping more blood and swelling in size. This rapid response requires a heart that is soft and flexible, the opposite of the stiff and fibrous heart that is characteristic of many human cardiac diseases.

Tweaking one setting on mechanical ventilators may help protect patients from lung injury

Mechanical ventilation, the use of a machine to help a person breathe, was not something many people thought about all that often—until the COVID pandemic struck. Stories of patients being put on ventilators, along with associated shortages of these machines, were blasted across the news, thrusting this decades-old treatment into the spotlight.

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