英文字典,中文字典,查询,解释,review.php


英文字典中文字典51ZiDian.com



中文字典辞典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z       


安装中文字典英文字典辞典工具!

安装中文字典英文字典辞典工具!










  • Vitamin D - Mayo Clinic
    Vitamin D is a nutrient the body needs, along with calcium, to build bones and keep them healthy The body can absorb calcium only if it has enough vitamin D Calcium is a major part of bones Vitamin D also has many other uses in the body It supports immune health and helps keep muscles and brain
  • Vitamin B-12 - Mayo Clinic
    Having seriously low vitamin B-12 levels, called vitamin B-12 deficiency, isn’t common in the U S People who follow a vegetarian or vegan diet can sometimes have low levels This is because plant foods don't have vitamin B-12 Older adults and people who have had stomach surgery also are at risk because they may not absorb the vitamin as well
  • Iron deficiency anemia - Symptoms causes - Mayo Clinic
    Iron deficiency anemia is a common type of anemia Anemia is a condition in which the blood doesn't have enough healthy red blood cells Red blood cells carry oxygen to the body's tissues Not getting enough iron can cause iron deficiency So can losing blood from having periods or bleeding inside the body Without iron, the body can't make enough of the part of red blood cells that lets them
  • Vitamin D deficiency - Mayo Clinic
    Not getting enough vitamin D, also called a vitamin D deficiency, can cause your bones to become thin, brittle, bent or bowed during growth More study is needed to understand how vitamin D levels affect chronic illness The recommended amount of vitamin D a day for adults is 600 international units
  • Anemia - Symptoms and causes - Mayo Clinic
    Also, some people can't absorb vitamin B-12 This can lead to vitamin deficiency anemia, also called pernicious anemia Anemia of inflammation Diseases that cause ongoing inflammation can keep the body from making enough red blood cells Examples are cancer, HIV AIDS, rheumatoid arthritis, kidney disease and Crohn's disease Aplastic anemia
  • Vitamin D toxicity: What if you get too much? - Mayo Clinic
    Vitamin D toxicity usually is caused by taking large doses of vitamin D supplements You're not likely to get this condition from eating the few foods that naturally have vitamin D in them These include fatty fish, some mushrooms and egg yolks Even items with added vitamin D, such as cow's milk
  • Osteoporosis - Symptoms and causes - Mayo Clinic
    Several studies have shown that calcium, combined with low daily doses of vitamin D reduces fracture risk and increases bone density Vitamin D is also important to help you absorb calcium efficiently Vitamin D deficiency is very common, especially as you age Weight bearing exercise combined with strengthening, also helps keep your bone strong
  • Vitamin deficiency anemia - Symptoms causes - Mayo Clinic
    Vitamin deficiency anemia is having too few healthy red blood cells It happens when the body has too little vitamin B-12 and folate Not eating enough foods that have vitamin B-12 and folate can cause vitamin deficiency anemia Or the body might have trouble taking in and using these vitamins Without these nutrients, the body makes red blood cells that are too large and don't work well So


















中文字典-英文字典  2005-2009