The rectal spasm
due to severe constipation, hemorrhoids, anal fissure
, and levator ani syndrome
so follow these suggestions
Take sitz bath that is sit in a hot water tub daily for 15 minutes
Drink plenty of water
Diet should be soothing, fiber rich veg diet.
Eat lots of green leafy vegetables and vegetables rich in water content.
Avoid non veg spicy and junk foods, aerated drinks, alcohol, smoking.
Do regular exercise to strengthen your spinal and pelvic floor
muscles as prescribed by the dr.
Hope this answers your query.
Take care and get well soon.