Had chemotherapy and weeks after the treatment has ended, still feeling not quite yourself? You’re not alone. The memory and cognitive problems after receiving chemotherapy is known as “chemobrain.” As Ellen Clegg notes in The Cloud Over Chemotherapy, finally the medical profession is taking notice of years of patients’ complaints about this phenomenon and conducting the needed research. Better late than never, I suppose, but it does make you wonder — what were doctors thinking their patients were complaining about all those years? All just in their heads? Or a not well-explained but expected side effect of chemo?