keep a record
maintain a record

So I kept a record of every single thing he did.

Within the family, he was the first who kept a written record of the most important events.

This will help you keep a true record of your weight over time.

We only keep our records for a certain time, in some cases no longer than 12 months.

You must keep your records for at least six years.

By law you must keep certain records for a set period of time.

Many companies did not even keep such records for their own use.

It is good practice to keep a record of your decisions.

Well, he's just to keep a record of it right.

An alternative would be for patients to keep a daily record of their food.