FMR1 and attention deficit-hyperactivity disorder: The phenotypic spectrum of the FMR1 PM expands beyond the commonly reported FXTAS and FXPOI to include suggested association with anxiety, attention deficit hyperactivity disorder (ADHD), ASD, and developmental delay [72,73], and other medical co-morbidities such as hypertension [32,74,75], fibromyalgia [32,76,77], neuropathy [32], thyroid dysfunction [32,75,76], sleep apnea [78], migraine headaches [79] and seizures [32].