When measles broke out in 31 states several years ago, health experts were surprised to see more than 1,200 confirmed cases –– the largest number reported in the US since 1992. Measles is a very contagious, preventable illness that may cause serious health complications, especially in younger children and people who are pregnant, or who

All of us have an internal clock that regulates our circadian rhythms, including when we sleep and when we are awake. And light is the single most important factor that helps establish when we should feel wakeful (generally during the day) and when we should feel sleepy (typically at night). So, let me ask you […]