👉 Phthisical is a medical condition where the lining of the digestive tract is too thin or swollen, causing discomfort and irritation. It can be caused by many different factors such as inflammation, damage from surgery, allergies, or certain medications. Symptoms may include bloating, gas, diarrhea, abdominal pain, nausea, vomiting, or weight loss. Treatment typically involves improving digestion and restoring normal function to the digestive system.