But her story is also one of intense tragedy. In September 2005 and pregnant with her fourth child, her husband, a local car mechanic, went for a swim in the sea and never returned.
"It was as if I drowned in the sea and not my husband," Mohana said in the waiting lounge of Ashar Alo (Light of Hope) Society - one of a handful of local non-governmental organisations (NGOs) in Bangladesh working to provide counselling, psychosocial and medical support to those living with HIV.