What's the difference between aggravate and improve?

Aggravate


Definition:

  • (v. t.) To make heavy or heavier; to add to; to increase.
  • (v. t.) To make worse, or more severe; to render less tolerable or less excusable; to make more offensive; to enhance; to intensify.
  • (v. t.) To give coloring to in description; to exaggerate; as, to aggravate circumstances.
  • (v. t.) To exasperate; to provoke; to irritate.

Example Sentences:

  • (1) The major acute postoperative finding was aggravation of preexisting pharyngeal dysfunction.
  • (2) The use of functional test with the ACTH administration demonstrated organic affection of the CNS to sharply aggravate the weakening and even the exhaustion of the functional reserves of the glomerular and the reticular zones of the adrenal cortex developing during thyrotoxicosis, and also the reserve possibilities of the sympathico-adrenal system.
  • (3) This experimental study shows that vitamin A in high doses has an adjuvant effect, that is aggravating considerably the immunologic arthritis induced in the Wistar rat.
  • (4) Nine factors have been isolated whose varying combinations were most contributory to the risk of the development of CS in the studied population: cardiac diseases, transient disorder of the cerebral circulation, arterial hypertension, atherosclerosis, aggravated heredity for cardiovascular diseases, intermittent claudication, diabetes mellitus, systematic alcohol abuse, and hypodynamia.
  • (5) A 63-year-old man, with a Waldenström's disease discovered by cryoglobulinemia (ischemic lesions of fingers) was quickly aggravating (hyperviscosity syndrome) under treatment by chlorambucil in a dosage of 8 mg daily.
  • (6) Existing visual field defects in three patients were slightly aggravated and in four patients, with a pathological optic disc, visual field loss developed.
  • (7) High blood pressure is itself an independent risk factor for vascular disease, in proportion to its height, for all ages and sexes, whether systolic or diastolic, labile or fixed, and the threat is further aggravated by surges in blood pressure throughout the person's daily activities.
  • (8) As a result of a psychopathological total systems analysis of the debut of exogenously aggravated and nonaggravated paranoid schizophrenia the authors have revealed a significant interrelationship allowing the characterization of both general regularities of the "background" effect and individual characteristics secondary to a concrete nature of exogenous impact.
  • (9) Prophylactic administration of ionol which prevented a post-stress aggravation of the primary influenza infection failed to produce a favourable effect on the immunity in case of reinfection.
  • (10) Uncontrolled diabetes mellitus can aggravate the hyperlipidaemia associated with this disorder, presumably by increasing triglyceride synthesis and reducing very low density lipoprotein catabolism by lipoprotein lipase.
  • (11) In both, objective aggravation occurred in three or more steps over four days, progressing from minor finger clumsiness to total paralysis of the arm.
  • (12) A definite correlation was established between the disease and the character of work and specificity of the working postures: a long stay in a bent position aggravated by the pressure of the apron strap weighing 8-10 kg on the lumbar part of the spine.
  • (13) Empirical studies suggest the following main conclusions: functional somatic symptoms are extremely common; a large proportion appear to be caused by physiologic activity and tend to be aggravated by emotion.
  • (14) This dilemma is aggravated by the loss from the work force of graduate nurses who fail the registered nurse licensure examination.
  • (15) This situation can lead to an aggravation of degenerative complications.
  • (16) He believes there are several factors that could aggravate extremists, other than the videos.
  • (17) Direct relationship between the increase of blood fibrinolytic activity and the aggravation of the vascular degeneration could not be observed in this experiment.
  • (18) Wash-out experiments show that the sugars prevent the aggravation of mediator release by a binding of sugar to the basophil cell membrane, thereby causing a blockade of binding sites responsible for the potentiating effect of virus.
  • (19) We have shown that heme, a hydrophobic iron chelate, is rapidly incorporated into endothelial cells where, after as little as 1 h, it markedly aggravates cytotoxicity engendered by polymorphonuclear leukocyte oxidants or hydrogen peroxide (H2O2).
  • (20) However according to the authors' experience physical tiredness can legitimately be suspected to have produced this aggravation in 47.06 % of cases of a secondarily aggravated hepatitis.

Improve


Definition:

  • (v. t.) To disprove or make void; to refute.
  • (v. t.) To disapprove; to find fault with; to reprove; to censure; as, to improve negligence.
  • (v. t.) To make better; to increase the value or good qualities of; to ameliorate by care or cultivation; as, to improve land.
  • (v. t.) To use or employ to good purpose; to make productive; to turn to profitable account; to utilize; as, to improve one's time; to improve his means.
  • (v. t.) To advance or increase by use; to augment or add to; -- said with reference to what is bad.
  • (v. i.) To grow better; to advance or make progress in what is desirable; to make or show improvement; as, to improve in health.
  • (v. i.) To advance or progress in bad qualities; to grow worse.
  • (v. i.) To increase; to be enhanced; to rise in value; as, the price of cotton improves.

Example Sentences:

  • (1) These data indicate a steady improvement in laboratory performance over the last 10 years.
  • (2) Use of the improved operative technique contributed to reduction in number of complications.
  • (3) With UVB treatment clinical improvement was achieved, and a less pronounced decrease in epidermal LC was noticed.
  • (4) This clinical improvement was also associated with a decrease of erythrocyte sedimentation rate (p less than 0.001), decrease of C-reactive protein (p less than 0.0001) and with improvement of anaemia (p less than 0.05).
  • (5) In order to control noise- and vibration-caused diseases it was necessary not only to improve machines' quality and service conditions but also to pay special attention to the choice of operators and to the quality of monitoring their adaptation process.
  • (6) Symptomatic improvement was obtained in 14 of the 15 hands, and sensory-evoked response improved in 13 hands.
  • (7) McDonald said cutting better deals with suppliers and improving efficiency as well as raising some prices had only partly offset the impact of sterling’s fall against the dollar.
  • (8) Systemic corticosteroids (i.e., prednisone, prednisolone or methylprednisolone) have improved the survival rate of patients with moderate and severe ulcerative colitis.
  • (9) The active agents modestly improved treadmill exercise duration time until 1 mm ST segment depression (3%), and only propranolol and diltiazem had significant effects.
  • (10) A segment of vas deferens was transplanted to the contralateral deferens with the intention of improving treatment for certain cases of infertility caused by obstruction.
  • (11) Blood pressure control was marginally improved during the study and it is thought possible that better patient compliance might explain this.
  • (12) Since interferon alfa-2b (Intron A) is useful as a single agent, it is important to determine if interferon can be combined with standard chemotherapy to improve both response and survival in patients with cancer.
  • (13) Patients had improved sitting balance and endurance after surgery.
  • (14) However, further improvement of culture systems is needed for active replication of HBV in vitro.
  • (15) Symptoms, particularly colicky abdominal pain, improved during the period of chelation therapy.
  • (16) Her muscle weakness and hyperCKemia markedly improved by corticosteroid therapy, suggesting that the diagnosis was compatible with polymyositis (PM).
  • (17) An intact post-injury marriage was associated with improvement in education.
  • (18) A review is presented concerning the development of new neuroimaging techniques in the last decade which have improved the diagnostic exploration of patients with spinal cord injuries, including studies of possible sequelae.
  • (19) Akinetic symptoms were improved in 7 of 10 patients.
  • (20) What we’re doing is designed to improve people’s lives.” "I don't see race, colour or creed, and neither do my children," he added.