A person with flat feet has no visible arch in the foot when they stand. All babies have flat feet. Arches form during early childhood. If arches don’t develop — or they collapse later in life (fallen arches) — flat feet can cause pain and affect walking. Orthotics and stretching exercises can help.
Here is an article from Lokmat Newspaper in which Dr. Girish Motwani - Foot and Ankle Orthopedic Surgeon in Nagpur discusses about how can we get rid of Flat foot.