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.
How much of each should men have? Normal levels of testosterone and estrogen vary from man to man: average testosterone falls between 260 and 1,000 nanograms for every deciliter of blood. The average estrogen range for men is 10 to 40 picograms for every milliliter of blood.