Whereas rheumatoid arthritis is an autoimmune disease that causes joint malfunction due to inflammation, osteoarthritis is a mechanical disease brought on by the destruction of joints through wear and tear. Osteoarthritis is the most common form of arthritis, with approximately 27 million Americans over the age of 25 having been diagnosed with it.
A blood clot is a thick mass of menstrual blood that is expelled from your body when you menstruate. Clots are most common during the heaviest part of your flow â which is usually the first few days. Blood Clots look like chunky, jelly-like blobs that vary in size and color.
Brown or Black period blood: Black or brown period blood colors are the oldest blood; most women notice these colors at the tail end of their period or during light spotting at the beginning. It usually isnât that heavy.eep in mind, that in most cases, changes in period blood colors or texture are entirely irrelevant and donât suggest any health problem. However, prolonged changes such as frequent heavy periods, odors, irregular periods, short periods, and/or severe pain during menstruation should be evaluated.