Frequency: The word is one of the 700 most common words in English.
1.
You can use also to give more information about a person or thing, or to add another relevant fact.
It is the work of Ivor Roberts-Jones, who also produced the statue of Churchill in Parliament Square...
He is an asthmatic who was also anaemic...
She has a reputation for brilliance. Also, she is gorgeous.
ADV: ADV before v, ADV with cl/group
2.
You can use also to indicate that something you have just said about one person or thing is true of another person or thing.
His father, also a top-ranking officer, had perished during the war...
We have been working very hard, and our families have also worked hard...
Not only cancer, but also heart and lung disease are influenced by smoking.
ADV: ADV before v, ADV with group