Heavy pruning done after growth starts in spring can weaken a tree because it forces the tree to use stored food for re-growth instead of for new growth. Heavy pruning during late summer should also be avoided because it can stimulate lush, succulent growth.Elm, ash and oak are an exception.eavy pruning done after growth starts in spring can weaken a tree because it forces the tree to use stored food for re-growth instead of for new growth. Heavy pruning during late summer should also be avoided because it can stimulate lush, succulent growth. Elm, ash and oak are an exception.
A childâs tension-type headache is frequently caused by tension or stress, depression, or insufficient rest. Tension-type headaches do not have the hereditary factor that migraines do, and they are not caused by organic problems or serious diseases.
Make an appointment with your pediatrician if: 1  Your child is under 4-months-old and has sinus congestion. 2  Your child has a stuffed-up nose accompanied by a high fever, a mild headache or facial discomfort, and bad breath. 3  Your child has symptoms of a common cold with sinus congestion that last more than two weeks.