illicitly - in a manner disapproved or not allowed by custom; He acted illegitimately when he increased the rent fourfold. illegitimately. lawfully, legitimately, licitly - in a manner acceptable to common custom; you cannot do this legitimately!.
You should check your blood pressure at home at least once a day, three to five times a week. Two to three measurements a day would be ideal, but at least one, at different times of the day, is okay. The morning blood pressure may be different than the afternoon blood pressure, which may be different than the evening blood pressure.
When and how often you take readings will depend on your blood pressure. Some people may need to take a number of readings over a short period of time, others will need to take a reading once a week. Your doctor or nurse will be able to advise you.