When you eat something loaded with sugar, your taste buds, your gut and your brain all take notice. This activation of your reward system is not unlike how bodies process addictive substances such as alcohol or nicotine -- an overload of sugar spikes dopamine levels and leaves you craving more. Nicole Avena explains why sweets and treats should be enjoyed in moderation.
Michael explores the final months of foetal development - a time when infants grow strong and develop the vital survival tools they need to take their first breath. He meets a girl born with a rare disorder who was saved from the brink of death by a drug trial that made medical history by creating manufactured bone for the first time, examines the results of a study by Dr Suzanne King into whether unborn children can be affected by stress, and witnessed the critical moment of the first breath and the beginning of a new life.
3/3 • Countdown to Life: The Extraordinary Making of You • 2015 • Health