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 calcium is enough? The national average calcium intake for women is 500-600 milligrams per day. The recommended intake for women and men age 19 to 50 years of age, and men to 70 years, is 1000 mg/day. For women over age 50, and men over age 70, the recommendation goes to 1200 mg/day. Know how much calcium you are consuming every day. Here are some foods and typical amounts of calcium: