Suppositories, rectal ointments, iron supplements, aspirin and vitamin C should be avoided before the test, as should the intake of meat, melons, horseradish or turnips. Ovulation tests are used to determine the most fertile time of the menstrual cycle. If intercourse occurs five days before the egg is released or 24 hours afterward, pregnancy may occur. Some drugs, menopause, and diluted urine may make the ovulation test inaccurate. Pregnancy tests also require a urine sample.
Levels are highest early in the morning, so the first urine of the day is tested.
For greatest accuracy, the test should probably be performed seven to nine days after the first missed menstrual period. He points out that there is less risk of injury with walking. A New York Runner's club study revealed that almost half of runners are injured during their first two years of running. Frequency, intensity and distance are the factors essential to fitness says Dr. Malkin. The exercise must be performed at least three to four times a week, distance must be three to four miles, and the typical person must be able to cover a mile in 15 minutes to achieve the aerobic threshold.