Warning: This article contains graphic images.

Xylazine or “tranq” wounds – characterized by deep pockets of dead tissue – have become increasingly visible in Philadelphia among people who use drugs.

That’s because xylazine^[1], an animal tranquilizer with no FDA-approved use in humans, is now pervasive in Philadelphia’s street fentanyl supply^[2]. Forensic testing has revealed xylazine’s presence in over 90%^[3] of street...

Low-income Americans ages 18 to 64 with cancer saved about US$1,250 per year on treatment within seven years of the 2014 rollout of the Affordable Care Act^[1], according to my recent study^[2].

Those patients either personally earned or were in families that made $17,609 or less per year^[3] and therefore were eligible for Medicaid^[4], the government’s primary health insurance program for low-income Americans.

But adults under...