Taking a Reading (continued)
Do not take measurements.
•Within 1 hour of eating or drinking alcohol
•Immediately after drinking coffee or tea, or smoking
•In a moving vehicle
•Immediately after exercising or taking a bath
(Wait at least 20 minutes and take a measurement while staying quiet.)
•In cold places
[Take measurements at room temperatures around 20 °C (68 °F).]
•When you need to urinate
(Wait several minutes after urinating before taking measurements.)
Be sure to obey the following points for accurate measurements:
•Do not move your body, arm, or fingertips.
•Do not touch the main unit.
•Do not talk.
•Do not use a cellular phone near the main unit.