Ashes (Book #1 of the Ashes Trilogy)

by Ilsa Bick
Lexile:  730
Genre:  Science Fiction

Alex has a brain tumor and her doctor has told her that she has months to live.  She sets off to Michigan on a hiking trip to enjoy the little time that she has left.  While there something crazy happens and life as we know it ceases to exist.  Everyone between the ages of 21-60 has died. Teenagers have become zombies.  Senior citizens who had Alzheimer's have reawakened.  Alex has no idea what to make of what her life has now become.