Our new issue is here! On the cover—'Periods on display' and the cultural movement against menstrual shame and #PeriodPoverty.

Plus, @WHO air quality guidelines, low #BackPain management, community-acquired bacterial #meningitis, and more. Read: https://t.co/eP1Lx7D116 pic.twitter.com/DchfiHnYEs

— The Lancet (@TheLancet) September 24, 2021