Endorphins are chemicals that produce feelings of euphoria and calmness in response to external stimuli like pain, excitement and physical exertion. Serotonin is a chemical created by the human body that works as a neurotransmitter. It is responsible for maintaining mood balance, sleep patterns and appetite. A deficiency of endorphins and serotonin can lead to being overly sensitive to emotional and physical pain, cravings of “feel good” foods, excessive sadness, depression and other mental illnesses.
We have all heard about the glycemic index (GI) in relation to foods and our blood glucose levels but what about glycemic load (GL)? What is the difference between the two and how do we work out which foods to choose?
Around 20 per cent of beverages sold in Australian convenience stores are energy drinks. They claim to improve performance, alertness and concentration and are quite popular amongst young people, especially students and athletes.
About half of the human body’s dry weight is made up of protein. Brain cells, muscle, skin, bones, hair and nails are just some of the body parts that are protein-based.