The condition has been linked to widespread reduction in the brain's tissue volume but it was observed that certain brain regions show a subtle increase in tissue over time. (techtimes.com)
Global dimming - Global dimming refers to perceived widespread reduction of solar radiation received at the surface of the Earth from about the year 1961 to around 1990. (climatehotmap.org)
Leptin - deficient mice exhibit widespread reductions in muscle fiber diameter and cellularity (14, 54). (academic.oup.com)