10. Memory lossForgetting why you went into a room once in a while is normal. Forgetting things several times a day or experiencing frequent lapses in memory may be a sign of a calcium or vitamin B12 deficiency. It may also mean you need to increase the amount of iron in your diet.
Often, diseases and health problems are caused by a lack of nutrition. Even people who eat very well may not get enough nutrients because of poor farming techniques and soil deficiencies. If you suspect you have a vitamin deficiency, you can usually get tested to check. You may need to improve your diet or begin taking supplements to ensure your return to health, just make sure you consult your doctor first.