These are stories from individuals who have been confirmed to have Hereditary Alpha Tryptasemia Syndrome, or HATS. If you are confirmed to have HATS and interested to share your story, please send a message on Contact Us.

🆕 HATS & Listeriosis

 Can Neurocardiogenic Syncope and POTS Co-exist?

  Peloton™️-Induced Anaphylaxis

 Too Long Never Gonna Read

 Every rose has its thorn

 Experiencing the fall

 20 minutes (with Tryptasemia)

 When the mountain's too hard to climb

 Apology accepted

 Thirst