Dr. Carol Ash on Fox's Shepard Smith Show discussing long-term affects of sleep loss

Dr. Ash Visits Dr. Oz

Does caffeine really keep you up at night? Will going to bed earlier really help you sleep better? Watch as Dr. Ash visits with Dr. Oz to set the record straight.

Al Roker sets new Guinness World Record (With a Little Help From Dr. Carol Ash)

Friday, TODAY weatherman Al Roker set a new Guinness World Record by reporting on the weather for 34 consecutive hours. Dubbed "#Rokerthon," the feat kicked off at 10:05 p.m. Wednesday and concluded around 8 a.m. Friday morning with a TODAY studio celebration complete with confetti and balloons.

In preparation for the 34-hour weather weather-cast,  TODAY featured Meridian's own Director of Sleep Medicine Dr. Carol Ash, who offered up a few health tips for Roker on how to stay the course.