-Melatonin:regulates sleep-wake cycles, Target: brain
-Insulin: lowers blood glucose, Target: liver, muscle
-Glucagon:raises blood glucose, Target: liver
-Epinephrine: fight-or-flight, Target: heart, lungs, liver,
-Growth hormone: stimulates growth and cell reproduction, Target: bones, muscles, most body cells
-Antidiuretic hormone (ADH): body retain water, Target: kidneys
-Oxytocin: uterine contractions & milk release, Target: uterus, mammary glands
-Thyroid-stimulating hormone (TSH): stimulates thyroid hormon, Target: thyroid gland
-Follicle-stimulating hormone (FSH): egg and sperm production, Target: ovaries, testes
-Luteinizing hormone (LH): riggers ovulation & testosterone production, Target: ovaries, testes
-Cortisol:stress response, Target: many tissues
-Aldosterone: regulates salt and water, Target: kidneys
-Testosterone: male characteristics, sperm, Target: reproductive organs
-Estrogen:female characteristics, Target: reproductive organs
-Progesterone:prepares uterus for pregnancy, Target: uterus