No, many reasons: Most diseases are caused by infectious agents (viruses, bacteria, fungus, molds, parasites). Some are caused by environmental toxins and some are by defective chromosomes.
Answered 5/29/2017
678 views
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question