By the time a person reaches their 80s, many will have had hip or knee replacement surgery and possibly a pacemaker inserted under their skin to moderate heart beats.  I often write about robots becoming more human with the aid of Artificial Intelligence (AI), but the question might

Ticks, those tiny arachnids that feed upon blood and leave their calling card in the form of Lyme disease, arrive with the warm weather and thanks to global warming, they are extending their habitat, bringing “novel and emerging tick-related viruses with them.”  (“The Tick Pred