Infant mortality is death of infants under one year per 1,000 live births. Global under-five mortality rate dropped from 22.5% in 1950 to 4.5% in 2015. Infant mortality rate declined from 65 to 29 deaths per 1,000 live births
Mortality rate shows deaths per 1,000 individuals per year. Crude death rate considers all causes in given time interval. Global crude death rate was 7.7 deaths per 1,000 in 2020
WHO reports tobacco use prevalence, focusing on cigarette smoking. Smoking is five times more common among men globally. Global smokers increased from 721 million to 967 million between 1980-2012. 80,000-100,000 children start smoking daily
About 80% of childhood cancer cases can be successfully treated in high-income countries. Most common types are leukemia (32%), brain tumors (18%), and lymphomas (11%). Survival rate improved from 58% in mid-1970s to 85% now. Treatment includes surgery, chemotherapy, radiation, and immunotherapy
COVID-19 pandemic reversed decade-long life expectancy gains globally. Global life expectancy dropped to 71.4 years in 2021, 2012 levels. Noncommunicable diseases remain leading cause of death globally. Communicable diseases surged to 28.1% of deaths in 2021
Death rate measures deaths per thousand people per year. Developed countries generally have lower death rates. Total daily births exceed deaths globally, expected to decrease