A Mother’s Desperate Race Against Time to Save Her 5-Year-Old Son — She’s Fighting to Raise Millions for a Life-Changing Treatment.

For one mother in Wales, every day has become a race against time as she searches for a possible treatment that could change the future of her young son.

Tammy McDaid, known as Thomasina to many, says she is determined to give her son Tate every possible opportunity after he was diagnosed with Sanfilippo syndrome Type A, a rare genetic disorder that affects the nervous system and causes progressive developmental decline. Tate’s journey began when he was very young.