Discuss the antioxidant topic (Chapter 10) for your first post; then choose two out of the three topics offered (your choice) for Chapters 11, 12.

Chapter 10:

3. a.  Chapter 10 looks at nutrients involved in antioxidant function. Research indicates, at the cellular level, that antioxidants may help in the prevention of chronic diseases such as cancer, heart disease, and macular degeneration. How do they do this? Explain….

b.   If they do offer benefits, then why, when people take these antioxidants in supplement form, have studies not shown the same benefits?  Read the article and the two abstracts below and discuss each; note and explain the mechanism by which risk for chronic disease  such as cancer is increased by taking antioxidant supplements…..

http://www.nytimes.com/2013/06/09/opinion/sunday/dont-take-your-vitamins.html?pagewanted=all (Links to an external site.)

http://www.ncbi.nlm.nih.gov/pubmed/20335555 (Links to an external site.)

http://jnci.oxfordjournals.org/content/99/10/742.full (Links to an external site.)

c.  Also: Find an article on this topic, review, and share the link with the class.

Chapters 11, 12

2. Chapter 11 focuses on nutrients involved in bone health. How is blood calcium regulated, and how are our bones affected in the process? What are some good ways to incorporate calcium into our diets? How would you advise someone with lactose intolerance?…. i.e., what foods could they eat to get the recommended amounts of calcium? What other nutrients are important in bone health? Your friend’s grandmother just broke her hip, and is asking you- so just what is osteoporosis, anyway? Who is at risk? What sorts of dietary and lifestyle habits increase risk? Decrease risk?Your answers/explanations?

3. Chapter 12 looks at nutrients involved in blood health and immunity. Which nutrients are important here, and why? What should one eat to enhance their immunity?The nutrition debate in this chapter focuses on one of these nutrients- zinc- and its role (helpful or not?) in fighting the common cold. What do you think? Support your answer.Do you think supplements and herbs boost immunity? Or are food sources better? Explain.

Also: Find an article or YouTube video on this topic, review, and share the link with the class.

4. Iron deficiency anemia is the most common vitamin/mineral deficiency in the United States, especially among young children, teens, and women of childbearing age. What form of iron is most absorbable? Explain. What are some food sources rich in iron?What would you advise a vegetarian to do in regards to optimizing blood levels of iron? Discuss foods to eat, foods/nutrients that enhance iron absorption, and foods/minerals/compounds that compete with or block iron absorption.Do you think a vegetarian and/or vegan is at risk for iron deficiency? Other micronutrient deficiencies? Why or why not?

Your minimum of 3 responses