Iodine deficiency during pregnancy may result in cretinism (mental retardation in children), deafness, autism, and delayed brain development and is the leading cause of preventable mental retardation. As the bodyâs iodine levels fall, hypothyroidism may develop, since iodine is essential for making thyroid hormone. While this is uncommon in the United States, iodine deficiency is the most common cause of hypothyroidism worldwide.
1 Practice nursing for a minimum of 960 hours during the previous five years. 2  Successfully complete an approved re-entry program within the two years preceding renewal. 3  Graduate from an OSBN-approved nursing program within the past five years.
How long does it take to become an LPN or a licensed practicing nurse is really worth its while when you consider the benefits of becoming a health professional. The course duration is from 9 to 18 months depending on the instituteâs policies.In some states this course could take up to 2 years.any people are nowadays very interested in joining the health profession no matter how long does it take to become an LPN. This is because the state of affairs in the job market nowadays. Most corporate and other jobs do not provide any security. You can be laid off at any time or even suffer a sizeable salary cut.