What happens in rheumatoid arthritis, exactly?

What is it? Rheumatoid arthritis (RA) is a long-term condition that typically causes joints to become painful, swollen and warm. It is an autoimmune disease which means that it is caused by the body’s immune system attacking the body itself. RA affects about 0.5% to 1% of adults in the developed world. Women are affected… Continue reading What happens in rheumatoid arthritis, exactly?

What happens in Leigh disease, exactly?

What is it? Leigh disease is rare genetic disorder that mainly affects the brain and the spinal cord. The first symptoms typically appear within the first year of a child’s life, and they include things like diarrhea, vomiting and trouble with swallowing. As the disease progresses, the brain slowly looses control over the muscles. This… Continue reading What happens in Leigh disease, exactly?

What happens in acne, exactly?

What is it? Acne is a long-term skin disease. It is characterized by areas of skin with lots of blackheads, whiteheads and pimples. It typically appears during adolescence and it causes significant psychological stress to many teenagers, as people that age are often already self-conscious about their physical appearance and having imperfect skin doesn’t help… Continue reading What happens in acne, exactly?

What happens in chickenpox, exactly?

What is it? Chickenpox is a very contagious viral disease. It is known for the small, itchy blisters it causes. Other common symptoms include fever, tiredness and headache. Chickenpox is very common – in 2013 about 140 million cases occurred worldwide. However, practically everyone went through the disease before the chickenpox vaccine was developed, and the… Continue reading What happens in chickenpox, exactly?

What happens in atherosclerosis, exactly?

What is it? Atherosclerosis is a condition in which plaques build up inside the arteries and cause them to harden. It’s prevalence is hard to measure, but it’s safe to say that it is extremely common. Atherosclerosis is the leading cause of cardiovascular disease, and cardiovascular disease is the leading cause of death in the… Continue reading What happens in atherosclerosis, exactly?

What happens in Charcot-Marie-Tooth disease, exactly?

What is it? Charcot-Marie-Tooth disease (CMT) is a genetic disease that causes progressive damage to the nerves that are supposed to transfer impulses between the central nervous system (the spinal cord and the brain) and the rest of the body. This leads to a loss of muscles as well as of sensation. CMT is the most… Continue reading What happens in Charcot-Marie-Tooth disease, exactly?

What happens in fibromyalgia, exactly?

What is it? Fibromyalgia is a condition that leads to chronic pain around the body and an increased pain response when exposed to pressure. Other symptoms include feeling overly tired and having problems with sleep and memory. Fibromyalgia affects 2-8% of the population, and women suffer from it more often than men. What causes it? Fibromyalgia runs… Continue reading What happens in fibromyalgia, exactly?