False parents could be the most perfect human beings in the entire world but its all up to the child who decides their own wrongs and rights.
Personal Hygiene is important to other because A. It helps to prevent the spread of disease.
Worry less about the amount of calories and more about how. so consider options such as exercising and eating well balanced meals without bad ingredients. try to find organic foods (usually they will have less surgar) don't avoid carbs completely but limit intake. basically get into healthy eating and regularly exercising to help loose weight. don't focus on the numbers just make your body feel happy. :)
Answer: The liver.. :
Your liver is your body's largest solid organ. On average, it weighs around 3 pounds in adulthood and is roughly the size of a football. This organ is vital to the body's metabolic functions and immune system. Without a functioning liver, a person cannot survive.
Explanation: Pretty cool if you ask me.
I think its the system cell mah dude in other words its the T-CELL