I'm trying to find a condition for headache, aching bones/joints, hot and cold flashes and nausea please help?

Could be a number of: Conditions but in a young woman lupus (autoimmune disease) always needs to be considered.

FM or Autoimmune : Teenage females with generalized pain, headache, temperature change sensations & nauseousness has systemic disorder. Fibomyalgia, endocrine and thyroid disorders & autoimmune etiologies need to be considered. An infectious disease also needs to be ruled out. A full medical work-up is indicated.