Paying attention to additives, preservatives in food matters (Morris Daily Herald) What do an Australian researcher and a Marseilles nurse and healthy-eating visionary have in common? [News Source]

Medical Edge: Ask The Mayo Clinic (Seattle Post-Intelligencer) A reader writes: "Eleven years ago, I was diagnosed with osteoporosis. Since then, I have taken Fosamax, calcium citrate and vitamin D. Regular bone density tests have shown improvement to osteopenia. Now, at age 75 and in excellent health, I wonder if I should continue taking Fosamax." [News Source]

Towns watch salt supplies melt away. With one of the worst winters in recent history pummeling much of the U.S., particularly the Midwest and the Northeast, many local governments are finding themselves in short supply of a cold-weather staple: rock salt. [News Source]

The vitamin D miracle: Is it for real? The benefits of vitamin D are no longer restricted to cancer prevention: Studies have linked a shortage of the compound to such serious, chronic ailments as multiple sclerosis, diabetes, heart disease, influenza and schizophrenia. [News Source]

Biofuels: fields of dreams. We can run our cars on corn, sugar cane or wheat: limitless cheap energy grown on our doorstep. But are biofuels the answer to exhausted oil wells or just another nightmare scenario? [News Source]

A global need for grain that farms can’t fill. Everywhere, the cost of food is rising sharply. Whether the world is in for a long period of continued increases has become one of the most urgent issues in economics. [News Source]

More prescriptions, greater confusion (Baltimore Sun) Medications improve the lives of seniors, but errors in taking them can be lethal Ida Canapp insists she would take her five medications and two vitamin pills every day, whether or not a nurse's aide came to her Parkville home to monitor her. [News Source]

More prescriptions, greater confusion (Baltimore Sun) Medications improve the lives of seniors, but errors in taking them can be lethal Ida Canapp insists she would take her five medications and two vitamin pills every day, whether or not a nurse's aide came to her Parkville home to monitor her. [News Source]

Quick study (The News & Observer) Vitamins and dementia. [News Source]