Self-esteem is how you feel about yourself, your own value and worth measured by yourself. Self-esteem is definitely affected by how others in life have treated you though,and what impression they gave to you on your worth, though not in every case, but in many.
Explanation:
Babies are made when special cells called sperm (produced by men) combine with cells called ova (produced by women) in a process called conception. Each of these cells is produced by a process called meiosis which makes cells containing half the information of the parent.
Lack of time, skipping meals, snacking on high calorie foods.