A combination of these symptoms due to vertebral narrowing is called vertebral insufficiency. Note that a narrowing in the subclavian arteries (which supply the arms) can also sometimes cause vertebral symptoms, since the vertebral arteries branch from these arteries.
1 Some eager parents interpret a string of da-da babbles as their baby's first words -- daddy!. 2  But babbling at this age is usually still made up of random syllables without real meaning or comprehension. 3  Baby talk at 9 months. 4  After 9 months, babies can understand a few basic words like no and bye-bye..
Most children speak their first word between 10 to 14 months of age. By the time your baby is a year old, he or she is probably saying between one to three words. They will be simple, and not complete words, but you will know what they mean. They may say âma-ma,â or âda-da,â or try a name for a sibling, pet, or toy.