In the stomach, food tends to hang around for a little longer and this depends on a variety of factors including the amount of food you have consumed, how much fat it contains, and also the acidity of the stomach. However, all food should have left the stomach within 2 to 4 hours.n the stomach, food tends to hang around for a little longer and this depends on a variety of factors including the amount of food you have consumed, how much fat it contains, and also the acidity of the stomach. However, all food should have left the stomach within 2 to 4 hours.
Episcleritis is a common condition. In most cases the problem is mild and vision is normal. The cause is often unknown. But, it may occur with certain diseases, such as: 1  Herpes zoster. 2  Rheumatoid arthritis. 3  Sjogren syndrome. 4  Syphilis.
Some of the main causes are: 1  varicoceles â swellings caused by swollen and enlarged veins within the scrotum. 2  hydroceles â swellings caused by a build-up of fluid around the testicle. 3  epididymal cysts â lumps caused by a collection of fluid in the epididymis (a coiled tube behind the testicles) epididymo-orchitis â inflammation of the epididymis and testicles. inguinal hernias â where fatty tissue or a part of your bowel pokes through into your groin, which can cause the scrotum to become enlarged.