Oxidative stress is a condition in which the body's cells are exposed to an imbalance between free radicals and antioxidants. Free radicals are molecules that are produced naturally when the body breaks down food, but they can also be caused by envi
Dementia is a term used to describe a group of symptoms associated with a decline in cognitive functioning. It can cause difficulty with simple tasks, confusion, memory loss and difficulty communicating. It is most common in people over 65, but it ca
Vitiligo is a skin condition that is characterised by patches of lighter skin that form due to loss of pigment. These patches are caused by the destruction of melanin, the pigment that gives skin its colour. Vitiligo can affect any part of the body,
Multiple sclerosis (MS) is a neurological condition that affects your central nervous system. It is considered an autoimmune disease, which means your body's immune system mistakenly attacks your healthy cells. In the case of MS, the immune system a
Lupus is a chronic autoimmune disorder that causes inflammation of the joints, skin and other organs in the body. It is a systemic disease, meaning it affects the whole body. It can cause a wide range of symptoms, such as fatigue, joint pain, swel
Rheumatoid arthritis (RA) is a chronic autoimmune disorder that causes inflammation of the joints and other body systems. It is caused when the body's immune system mistakenly attacks the joints, leading to swelling, pain and stiffness. This infla
Psoriasis is a chronic autoimmune skin condition that causes red, inflamed, scaly patches on the skin. It is caused by an overproduction of skin cells that accumulate on the surface of the skin, resulting in patches of raised, red skin with silvery
Caffeine sensitivity is a term used to describe an individual's unique reaction to caffeine. Everyone metabolises caffeine differently, and some people are more sensitive to its effects than others. It can vary from person to person, but it typical
Before discussing HDL cholesterol, a word or two about cholesterol in general. Cholesterol is a waxy, fat-like substance that is found in your blood. It is important for maintaining the health of your cells and organs, but too much cholesterol can b
Biotin, also known as vitamin B7, is a water-soluble B-vitamin that is essential for a wide range of metabolic processes in the body. These include helping the body break down carbohydrates, fats and proteins. It plays an important role in the healt
