My vitamin d levels are extremely low.1000 units a day wasnt enough.so my doc prescribed 50,000 units a week. could low vitamin d cause major issues?

How low?: Vitamin D deficiency interferes with bone and bones become soft if vitamin D and calcium are deficient. Loss of bone calcium gets exaggerated around menopause. You may take what your doctor prescribed or you may take 3000-4000 units of vitamin D3 daily. Visit this site: https://www.mayoclinic.org/healthy-lifestyle/nutrition-and-healthy-eating/expert-answers/vitamin-d-deficiency/faq-20058397