The current cover of TIME magazine which pictures a young mother breastfeeding her three-year-old son has caused global debate about the appropriate ages for breastfeeding.

Today we meet Sharon Spink who is still breastfeeding her three-and-a-half-year-old daughter with no plans to stop, and Sonia Poulton who thinks mothers like Sharon are selfish and exploiting their child for their own needs.

Let us know what you think about breastfeeding ages by leaving your comments below.