How long does it take for needle marks to heal?

I am 13 and my older sister suffers from scoliosis currently i dont have it is there any chance that i could still develop a curve in my spine? How young is too young to have an uncontrollable bladder? What do you mean by the word Jain? What is the phobia of escalators? How many diffenert type of diabetes are there? Is Herpes II a sign of infidelity? What are health risks associated with cholesterol? Can asthma color your lungs? What is resporation? Can separated abdominal muscles be repaired? Which blood test is a rough indicator of kidney function? How do you reverse muscle waste in a paralyzed person? How can we prevent a ww3? Can you get HIV by sharing toothpaste? Why do your veins sink back in after they pop out? Is it normal for a child to never burp but always farts instead? Is an hcg level of 70 normal for 2 weeks pregnant? Did Marilyn Monroe have a birthmark? What is the order of food passing through your body? Should a 15 year old child should have a bf?