Health myths are common misconceptions about wellness and medical practices that can lead to confusion and misinformation. For example, many people believe that drinking eight glasses of water a day is essential for everyone, but hydration needs vary based on individual factors like activity level and climate. Another prevalent myth is that eating carrots significantly improves night vision. While carrots contain beta-carotene, which is good for eye health, they do not enhance vision beyond normal levels. Understanding these myths helps individuals make informed health choices based on accurate information rather than popular beliefs.