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 babies will say their first words between 11 and 14 months. They are usually able to say up to 20 words by the time they are 18 months old. However, this does not mean you should panic if your 14-month old is not talking. Even those babies who start uttering a few words by this time cannot say words properly.