Here are some things one should avoid after having a full meal:
One should not sleep after a full meal. If we go off to sleep immediately after a meal, we still feel full even when we got up . Reason is that the meal has not been digested.
Smoking immediately after a meal is equivalent to smoking 10 cigarettes. One should not smoke as smoking is harmful to our body.
One should not take bath after a meal as it delays the digestion process. The blood around the stomach flows to other parts of the body during shower instead of helping with digestion. Read more on greenyatrablog.