I earn to heal. GiveWell estimated 23,000 mosquito bed nets, 2000 deworming annual doses, and 1000 Vitamin A annual doses healed 24 people. Pratham and EducateGirls estimated literacy lessons for 200 girls improved their English and Hindi.
What some interventions before 1920 that improved human health or protected civilization 100 years afterward?
By 2070, I intend to donate medicine that healed 1000 infants.