Dizziness is a general term that can describe a feeling associated with a number of other symptoms including vertigo, light headedness or just a sense of loss of balance. Each of these can be caused by different things.1  Vertigo: Vertigo is feeling a sense of spinning or motion when there is none.izziness is a general term that can describe a feeling associated with a number of other symptoms including vertigo, light headedness or just a sense of loss of balance. Each of these can be caused by different things.
Currently the basic rule is that carry on baggage must be no taller than 22 inches, no wider than 14 inches, and no deeper than 9 inches. In many cases, you'll also have to contend with limits on weight.
A. While there is no weight limit on carry on bags, all airlines have a size limit for bags taken into the cabin. In general, you're allowed to carry on one bag measuring no more than 22 inches long by 14 inches wide by 9 inches tall, plus one small personal item such as a pocketbook or laptop case.On American, that personal item must not exceed 36 inches in overall dimensions and should fit under the seat in front of you.n general, you're allowed to carry on one bag measuring no more than 22 inches long by 14 inches wide by 9 inches tall, plus one small personal item such as a pocketbook or laptop case. On American, that personal item must not exceed 36 inches in overall dimensions and should fit under the seat in front of you.