Prothrombin Time and INR. Guide. Prothrombin time (PT) is a blood test that measures how long it takes blood to clot. A prothrombin time test can be used to check for bleeding problems. PT is also used to check whether medicine to prevent blood clots is working. A PT test may also be called an INR test.rothrombin time (PT) is a blood test that measures how long it takes blood to clot. A prothrombin time test can be used to check for bleeding problems. PT is also used to check whether medicine to prevent blood clots is working. A PT test may also be called an INR test.
Use the following estimates, based on a body weight of 150lbs, to help you determine how many calories you might burn doing about an hour of typical daily housework/ cleaning: 1  Sweeping x 10 minutes = 37 calories. 2  Vacuuming x 10 minutes = 37 calories.  Ironing x 20 minutes = 50 calories.
Running marathons and swimming laps are not the only way to burn calories. Housekeeping and yard work can also help you keep off the pounds. Here are 12 of the top calorie-burning home and garden chores, with estimated hourly calorie-burn rates for an average 145-pound person. Of course, each person mows, mops and dusts at a different pace and burns a different number of calories, so these are general estimates.