In a German prospective cohort of 1,017 MSM, PrEP use remained an independent risk factor for STI acquisition after adjustment for sexual behavior, with 71.8% diagnosed with at least one STI during follow-up.

A systematic review of 27 studies found behavioral sleep interventions — particularly CBT-I and sleep hygiene — reduced BMI and body weight in adults with poor sleep health, with the largest effects among patients with obesity.

As of May 7, 2026, three passengers had died and additional suspected cases emerged aboard a cruise ship cluster linked to Andes hantavirus, the one strain documented to spread person-to-person.

A qualitative study of 169 Colorado adults aged 60 and older found most preferred combination THC-CBD edible products over single-cannabinoid options when seeking relief from pain, sleep, and mood symptoms.

Brain glucose levels regulated oligodendrocyte progenitor cell proliferation and maturation in mouse and cell models, with ketone bodies restoring myelin production when glucose use was disabled.

The FDA announced on April 30, 2026 it is considering removing GLP-1 receptor agonists from the 503B bulks list, with public comment open through the end of June 2026.