What causes bruising easily, bruise midway of spine, eyes looking bigger, irritable, pale at times, weight loss been working on losing weight and really not eating as healthy, not in my opinion eating near enough for his size, but has fruits, yogurt and a few other things throughout the day but not like he use to eat, he doesn t sleep well at night and sleeps so much than he use to and it is during the day, depressed as we have had several closetof family pass in past five years but I am very worried. He was getting nauseous a few days ago and would vomit suddenly.