Curated Video
What is a Calorie?
Everything we eat contains calories. We need them to function and carry out everyday tasks. How do we know which foods are right to eat and which contain 'empty calories'? Chemistry - Chemical Industries - Learning Points. Calories are...
Curated Video
How Do Carb-Free Diets Work?
What would happen if we removed one of our three basic food groups? Discover how reducing your intake of carbohydrates and increasing protein can affect your body. Chemistry - Chemical Industries - Learning Points. A low-carbohydrate,...
Curated Video
Measuring Food Energy
We investigate the amount of energy stored in maize snacks and peanuts by burning them. The food is placed under an aluminium beaker of water before being set alight and the temperature change of the water is recorded. We can compare the...
Curated Video
Carbohydrate
Molecules such as sugar and starch, which form an important energy source for living organisms. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...
Curated Video
What is a Balanced Diet?
Discover the key to a balanced diet. Life processes - Humans and other animals - Diet and exercise Learning Points A balanced diet contains all the nutrients the body needs. The body also needs protein, vitamins, carbohydrates, fats and...
Curated Video
Sloth vs cheetah
The sloth and the cheetah have different energy needs. This is reflected in their diet. Physical processes - Energy and energy transfer - Storing energy Learning Points Stored energy is a type of potential energy. All animals store the...
Curated Video
Obesity - Health Risk
Obesity is a condition that can affect animals and humans. Life processes - Humans and other animals - Diet and exercise Learning Points Obesity can damage your health. Excess weight can damage vital organs such as the lungs and heart....
Curated Video
Photosynthesis
Plants have the amazing ability to make their own food, but how do they do it? Life processes - Green plants - Plant uses Learning Points Leaves contain chlorophyll that absorbs light energy from the Sun. Green plants make their own food...
Wonderscape
From Sunlight to Snack: The Energy Journey in the Animal Kingdom
Dive into the world of consumers in the energy cycle, exploring how animals, including humans, derive their energy from plants and other animals. This video explains the process of digestion, metabolism, and the role of nutrients like...
Curated Video
The Inner Workings: How Our Bodies Use Water, Gas, and Electricity
Venture into the fascinating 'factory' of the human body, where water, gases, and electricity play crucial roles in our daily functions. From hydrating cells and transporting nutrients to facilitating breath and powering the heart,...
Curated Video
Sources of Calories
Dr. Forrester explains how we obtain energy from various food sources.
Curated Video
The Dangers of a High Carb Diet for Children with Diabetes
This video addresses the American societal model that associates childhood with consuming high-carbohydrate foods like cupcakes, pizza, and pancakes, a diet that poses significant challenges for children with Type 1 diabetes. Parents...
Curated Video
Dietary Misconceptions in Diabetes Care
This video explores the significant gap in nutrition education among medical professionals, highlighting the focus on new technologies and research over dietary interventions in medical training. It details the pressures and constraints...
Curated Video
Introduction to Juvenile Diabetes and Diagnosis
This video details one family's alarming experience when their daughter Sierra's flu-like symptoms escalated into a severe and life-threatening condition, leading to her diagnosis with Type 1 diabetes after being admitted to the hospital...
Institute of Human Anatomy
Exercise & Sugar: When Sugar Can Be a Good Thing
In this video, Jonathan from the Institute of Human Anatomy explores the dynamics of sugar in the body, covering topics like monosaccharides, disaccharides, glucose, insulin, and the effects of exercise on sugar regulation. Discover how...
Science ABC
If We Go To Sleep Hungry, Why Do We Wake Up Feeling Less Hungry?
When you wake up, you generally feel less hungry because the liver has maintained the blood glucose levels in your blood during your nap. Furthermore, there’s practically no physical activity during sleep, so your energy expenditure is...
Curated Video
GCSE Biology - Digestive Enzymes #17
Learn how we digestive enzymes such as amylase, proteases and lipases to break down carbohydrates, proteins and lipids. We also cover where the enzymes are made and what they break each food group down to.
Curated Video
GCSE Biology - Control of Blood Glucose Concentration #56
Learn how the body controls it's blood glucose concentration using the hormones insulin and glucagon. We'll also see how these two hormones interact in a negative feedback loop.
Curated Video
GCSE Biology - What are Nutrients? Carbohydrates, Lipids, Proteins, Vitamins & Minerals #15
In this video, we cover: - What nutrients are and why we need each of them - Specifically we cover carbohydrates, lipids, proteins, vitamins, minerals, fibre and water Exam board specific info: AQA - Suitable for everyone IGCSE Edexcel -...
Curated Video
GCSE Chemistry - Naturally Occurring Polymers - Polypeptides, DNA, and Carbohydrates #61
This video covers: - Examples of polymers that occur naturally, including: - Polypeptides, which are made of amino acids - DNA, which is made of nucleotides - Carbohydrates, which are made of sugars - How the monomers combine to form the...
Curated Video
The Carbon and Oxygen Cycle
Dr. Forrester talks about the carbon and oxygen cycle. She describes the paths they make through the ecosystem. She also lists the ways that oxygen is removed from the atmosphere and how we use it.
Curated Video
How the Ketogenic Diet Helps Schizophrenia
In this video I discuss the ketogenic diet, what is ketosis and how is it different from ketoacidosis. I also talk about how the ketogenic diet affects brain metabolism and how this improves schizophrenia. In the previous video, I talk...
Curated Video
Sugar Withdrawal is Like Opioid Withdrawal
Sugar withdrawal is like opioid withdrawal. Sugar withdrawal is real. Sugar withdrawal symptoms include headaches, muscle cramps, bloating, but the mental effect can include feeling depressed or anxious. Excessive sugar intake produces...
Curated Video
10 Subtle Signs You May Be Depressed
Here are 10 ways that depression can look. Anyone of these in isolation doesn’t have to mean that you are depressed, but it can be a signal to take a deeper look into whether you or your loved one may really be depressed. 1. Apathy and...