What is Arthritis? (Science)

Arthritis 

What is arthritis? 

Arthritis is a condition involving damage to the joints in your body. Arthritis can affect one join or multiple joints in the body. The chance of getting arthritis increases with age.

What are the types of arthritis

There are 100 different types of arthritis, each with different causes. This includes wear and tear, fractures and infections, and diseases. 

The two most common type of arthritis are osteoarthritis and rheumatoid arthritis. 

What is osteoarthritis? 

Osteoarthritis is the most common chronic condition of the joints. . Osteoarthritis can affect any joins, but it occurs most in the knees, hips, lower back, neck, small joint of the finger and the bases of the thumb and big toe. Osteoarthritis arthritis occurs when the cartilage or cushion between joins breaks down, leading to cartilage breakdown, swelling, pain, and problems moving the joints. Osteoarthritis can occurs in people of all ages however, it is most common in people older than 65. Symptoms of osteoarthritis vary, depending on which joins are affected and how severely they are affected. The most common symptoms are pain and stiffness, mainly first thing in the morning and after resting. If someone has osteoarthritis joins may become swollen especially extended activity. Symptoms tend to build over time rather than show up out of no where. 

What is Rheumatoid arthritis?

Rheumatoid is a disease in witch the body's immune system mistakenly attacks the joints. Rheumatoid most common attacks the joints of the hands, feet, wrists, elbows, knees and ankles. If Rheumatoid arthritis goes undetected, it can damage the cartilage, tissue that covers the ends of bones in a join, and the bones them self. Joint can become loose, painful, and a lost of mobility. Rheumatoid arthritis can be very painful and uncomfortable, join damage can not be reversed.