check your blood glucose check your blood pressure check your blood sugar check your body check your browser check your car check your cell check your child check your computer check your contract check your credit check your credit report check your credit score check your current check your data check your details check your dog check your ego check your eligibility check your email check your emails check your equipment check your eyes check your facebook check your facts check your feet check your gear check your head check your health check your heart check your home check your inbox check your information check your input check your installation check your insurance check your internet connection check your knowledge check your list check your local check your mail check your mailbox check your messages check your mirrors check your network check your oil check your order check your own check your passport check your personal check your phone check your phones check your pocket check your pockets check your progress check your pulse check your purse check your records check your room check your schedule check your security check your settings check your site check your skin check your sources check your spam check your spelling check your status check your system check your temperature check your texts check your ticket check your tires check your vehicle check your vision check your vitals check your wallet check your watch check your water check your weapons check your website check your weight check your work check yourself check yourself before you check yourself out check-box check-cashing check-cashing place check-in check-in and check-out check-in area check-in counter check-in counters check-in date check-in desk check-in desks check-in online check-in process