Disorders and conditions that can be caused or aggravated by stress

Nervous system, brain:
•   Anxiety
•   Depression
•   Headaches
•   Insomnia
•   Irritability
•   Personality changes
Immunity, organs:
•   Cancer
•   Decreased immune response
•   Hay fever
Oxygenation, lungs:
•   Asthma
Musculoskeletal, muscles:
•   Lower back pain
•   Muscle tension
•   Nervous tics
•   Spasmodic pains
Reproduction, sex organs:
•   Erectile dysfunction
•   Menstrual disorders
•   Premature ejaculation
•   Vaginal infections
Metabolism and digestion, stomach:
•   Constipation
•   Diarrhea
•   Gastritis
•   Irritable bowel disease
•   Mouth ulcers
•   Obesity
•   Stomach and duodenal ulcers
•   Ulcerative colitis
Perfusion, heart:
•   Congestive heart failure
•   Coronary artery disease
•   Hypertension
Hair:
•   Excessive hair loss
•   Some forms of baldness