Starting a statement with "also" is allowed. It's a common occurrence, even in scientific writing. As previously said, it aids in the connection of ideas, hence it is important in science when attempting to build cohesive ties across parts. Also can be used at the beginning of a paragraph or sentence for similar reasons.
With appropriate punctuation, all inclusive adverbs can be used at the beginning of a statement. The first sentence in this answer, for example, begins with an adverb.
Never start a phrase or clause with additionally. A sentence, for example, should not begin with the conjunctions and, for, or however. Likewise, a sentence cannot begin with the word thus.
You might use eight of these sentence starters when crafting a sentence that adds fresh information.
Begin a statement with "although" or a comparable insignificant phrase. Teach students to avoid using but, so, and because at the beginning of sentences. Also avoid using these words as interjections during discussions and class presentations.
Many individuals have been taught that starting a sentence with a conjunction is incorrect, yet practically all major style guides indicate it is acceptable. The question for today is whether it is acceptable to begin a statement with and, but, or or. The basic answer is yes, and almost all current grammar and style books agree!
When linking two separate sentences, an adverb or adverbial phrase might be used in place of the conjunction.
Many individuals have been taught that starting a sentence with a conjunction is incorrect, however practically all major style guides agree that it is acceptable. Although many individuals were taught not to begin a sentence with a conjunction, all major style guides indicate it is acceptable. The only time I would recommend against doing this is if you are trying to be lyrical or poetic.