Uros Floating Islands, Lake Titicaca Puno, Peru and Bolivia. Secluded from the world are the Uros Islands in Lake Titicaca Puno which sits on the border of Peru and Bolivia. The pre-Incan Uru tribe live on forty-two floating islands that are made out of totora reeds.
1 A blood clot is a mass formed by platelets and fibrin in the blood to stop bleeding. 2  There are a variety of risk factors and illness that can lead to blood clot formation. 3  Causes of blood clots may include: 4  certain heart conditions,5  pregnancy, 6  prolonged immobility, 7  smoking, 8  certain medications, 9  surgery, and. A blood clot is a mass formed by platelets and fibrin in the blood to stop bleeding. 2  There are a variety of risk factors and illness that can lead to blood clot formation. 3  Causes of blood clots may include: 4  certain heart conditions,
About Blood Clots. 548,983 discussions. Normally, if you get hurt, your body forms a blood clot to stop the bleeding. Some people get too many clots or their blood clots abnormally. Many conditions can cause the blood to clot too much or prevent blood clots from dissolving properly. Read more on MedlinePlus.gov.