Your family may not be able to change the situation but together you can become more sensitive to each other's feelings and needs. Talk to clergy, a teacher, counselor, nurse, or a friend. UP is Part of the Answer UP - Understanding and Patience are vital. A lot happens when a family takes care of an older person. Vacation or entertainment plans can get put on hold.
Tempers can get short.
Children may feel that their parents no longer have time for them. Teens are called on to do things they never dreamed they must do. Like yourself, your parents and the person who needs care are under pressure. Try to get them to understand your situation, and learn more about their's. Caregiving can bring out the best in you.