Americans all ages can suffer from mental disorders
Calories is watching fat intake with food. if you're trying to watch your calories yes it's the fat, because you are trying to eat less fat to maintain a good diet.
sugar crash is to much sugar intake and it makes you fatigue and go to sleep or you feel drowsy and lazy. To much sugar intake is a reason for sugar crash.
Answer:
Explanation:
1 HIV/AIDS
2 Sexually transmitted diseases (STDs)
An immune disorder is a malfunction of the immune system. Immune disorders are often caused by inherited mutations or even acquired from someone else. Immune disorder can cause infections to different parts of the body and misdevelop the internal organs.
I think it could be either A or D, kind of leaning more towards D. Let me know if this helped!!