A hormone is a class of regulatory biochemicals that is produced in all multicellular organisms by glands, and transported by the circulatory system to a distant target organ to coordinate its physiology and behavior. Hormones serve as a major form of communication between different organs and tissues.
We hear about calories all the time: How many calories are in this cookie? How many are burned by doing 100 jumping jacks, or long-distance running, or fidgeting? But what is a calorie, really? And how many of them do we actually need? Emma Bryce explains how a few different factors should go into determining the recommended amount for each person.
Everybody is talking about Measles – but what does the virus actually do in the body? Is it really so harmful that you need a vaccination? We go deep into the body of an infected person and see what Measles does and how the immune system reacts to it!
Hear firsthand from individuals struggling with addiction and follow the cutting-edge work of doctors and scientists as they investigate why addiction is not a moral failing, but a chronic, treatable medical condition. Easy access to drugs like heroin, fentanyl, and even prescription medications like OxyContin has fueled an epidemic of addiction - the deadliest in US history. Now, science is revealing how addiction affects the brain, and top experts are gathering evidence about how we should address our drug problem, from embracing evidence-based treatments, to rethinking public policies.
Benjamin Woolley presents the gripping story of Nicholas Culpeper, the 17th century radical pharmacist who took on the establishment in order to bring medicine to the masses. Culpeper lived during one of the most tumultuous periods in British history. When the country was ravaged by famine and civil war, he took part in the revolution that culminated in the execution of King Charles I. But it is Culpeper's achievements in health care that made him famous. By practicing (often illegally) as a herbalist and publishing the first English-language texts explaining how to treat common ailments, he helped to break the monopoly of a medical establishment that had abandoned the poor and needy. His book The English Physician became the most successful non-religious English book of all time, remaining in print continuously for more than 350 years.
2007 • Health
Nearly one-third of adults engage in problem drinking at some point in their lives. Health professionals assess drinkers at risk on a spectrum ranging from low-risk to an alcohol use disorder that can range from mild to severe. Risky Drinking challenges viewers to recognize when their drinking may be putting them at risk and offers information that could help millions of people lead healthier lives. Through case studies and expert analysis, the film investigates the broad spectrum of risky drinking at different ages and stages in people’s lives,
2017 • Health