Acute osteomyelitis refers to an infection which develops and peaks over a relatively short period of time. In children, acute osteomyelitis usually presents itself as pain in the affected bone, tenderness to pressure over the infected area, fever and chills.
Lotkowski said dizziness is also compared to feeling faint or lightheaded, and may be accompanied by nausea and skin clamminess. A drop in blood pressure which can occur after sitting up or standing too quickly could cause this, as well as inadequate output of blood from the heart.
Why would missing a meal cause nausea, severe headache, and feeling light headed? If I'm hungry and ignore it even for 10 or 15 minutes I feel very nauseous, I get a severe migraine and light headed. I've also noticed that I always have new bruises in places I never remembered bumping.... if that makes a difference at all.