When the human body is in an upright position, gravity has a significant influence on blood circulation. Indeed, blood tends to be pulled downwards, leading...
Satiety and hunger signals are regulated by a complex system involving various hormones and neurotransmitters. When we start eating, our digestive system sends signals to...
Light plays a crucial role in regulating our sleep-wake cycle, also known as the circadian rhythm. Exposure to light during the day helps to keep...
Peppers contain a substance called capsaicin. Capsaicin is a chemical compound that causes a sensation of heat when it comes into contact with heat receptors...
Dehydration occurs when the body loses more fluids than it consumes. During a tennis match, players sweat profusely, leading to a significant loss of water...
Yoga is recognized for its numerous benefits in improving flexibility. The different postures and movements performed during yoga sessions help to stretch and relax the...
When we cry, our eyes tend to become red. This redness is mainly due to the increase in blood flow around the eyes. Indeed, when...
Chocolate is composed of several key elements that can influence our mood and well-being. First of all, cocoa, the main ingredient of chocolate, contains substances...
The human skin is made up of several layers. The outer layer, called the epidermis, plays a crucial role in protecting against external aggressions. It...
Dietary fibers improve intestinal transit by promoting better regulation of the digestive system. They absorb water in the digestive tract, making them larger and softer, thus facilitating...