What is the most common cause of crane-related fatalities?

What happens to RBC? Does the immune system often kills cancerous cells? What should you do to increase size of your penise? Is the spread of HIV decreasing? Why does popcorn give gas? Why do travel companies often use eye-catching adverts? Is it appropriate to have a fasting blood test when you are on your period? Why over woman many get disease scoliosis over man? Which body system is responsible for covering the body? What do you do if you don't urinate everyday and you are male? Why is it important to diagnose diabetes early? Do black people have extra muscles? What is pest infection? Why does eye color change so often your eyes are light brown in the spring and summer then changes dark brown for the fall and winter and every once in a while a gold color why does it do that? Which would help you see better at night- rods or cones? Why consider contraindications before a cutting service? Why you are get all time headaches and some current like movements? Gthe rbcs in the blood is produced continuouslly by bone marrow so why doesnt your blood vessals become full? How can you tell if a girl is having her period? What abdominal quadrant is the small intestines located?