Before you can open a SHP file, you'll need to figure out what kind of file the SHP file extension refers to. Tip: Incorrect SHP file association errors can be a symptom of other underlying issues within your Windows operating system.
RDA for Calcium. According to the Institute of Medicine, the recommended dietary allowance for calcium for healthy males between the ages of 19 and 70 years is 1,000 milligrams per day. The recommendations increase to 1,200 milligrams for males after age 70. Vitamin D is also essential for absorption of calcium, and the RDA for vitamin D for men between ages 19 and 70 is approximately 600 IU per day and 800 units per day over age 70.
Make sure you take in enough calcium if your blood test results indicate hypocalcemia. The recommended intake of calcium daily, for bone health, is based on your age and race. If you are: A man, age 25 to 65 years - take 1000 mg of calcium a day. A man over the age of 65 years - take 1500 mg of calcium a day. A woman from age 25-50 - take 1000 - 1200 mg of calcium a day.