I have cuts on my thigh and they are deep enough to see fat tissue. Do I need stitches? What should I clean it with?

Ihave a really high metabolism and only weigh 70 pounds (13 almost 14). people always ask me two questions: do you ever eat and how do you eat so much and stay so skinny.i am worried that a high metabolism wont me forever. what are some safe steps i can take to maintain being fit. (also, i already work out i am a dancer so i get cardio a lot)

Ineed an essay 1200words about obezity ,introduction,main causes,conclusion

Which of these gives the best indication that a health service is based on pseudoscience?