Problem	Organ system affected	Description of problem and how it affects the body
Alzheimer’s disease	Nervous	Chronic disease affects the elderly population, leading to protein accumulation in the brain, cell death, and memory loss.
Blight	Shoot system	A group of diseases that cause withering, yellowing, or lesions on leaves Can be bacterial or fungal infections Results in the eventual death of the plant
Celiac disease	Digestive System	Celiac disease is an autoimmune disorder causing damage to the small intestine, preventing nutrient absorption, and the best treatment is a gluten-free diet.
Coronary artery disease	Circulatory system	Coronary artery disease, caused by genetics or poor lifestyle choices, is a buildup of plaque in blood vessels, potentially leading to heart attacks.
COVID-19	Respiratory	The recent pandemic outbreak, Coronavirus, shares symptoms similar to SARS and can be diagnosed using nasal or oral swabs.
Diabetes	Endocrine System	Caused by an insulin deficiency or insulin resistance. There are three types: Type 1 (more common in kids; insulin production is little to none), Type 2 (more common in adults; 90% of diabetes cases) and Gestational diabetes (occurs during pregnancy, temporary and should go away after pregnancy)
Gallstones	Digestive System	Too much cholesterol or salts in the bile will cause the formation of gallstones
Gastroesophageal reflux disease (GERD)	Digestive System	GERD is a condition where stomach contents move into the esophagus, often diagnosed due to frequent acid reflux and weakening of the esophageal sphincter.
Heart attack	Circulatory system	Heart attack occurs when heart muscles lack oxygen, leading to death and stopping pumping. Diagnosis can be achieved through blood tests or electrocardiograms.
Hyperthyroidism	Endocrine System	When the thyroid produces an increased amount of metabolism, the body becomes more tired, skinny, unable to gain weight, always feeling sleepy and warm, etc. It can become a serious condition and is typically noticed when it has already become serious, considering how the condition comes gradually
Hypothyroidism	Endocrine System	When the thyroid produces a decreased amount of metabolism. The opposite of hyperthyroidism.
Multiple sclerosis	Nervous system	Multiple sclerosis is a neurological disease characterized by the body attacking its own nervous system, causing numbness, tingling, difficulty walking, slurred speech, and muscle weakness.
Muscular dystrophy	Musculoskeletal system	Muscular dystrophy is a genetic disorder causing muscle degeneration due to improper muscle protein building, requiring treatments such as exercises, assistive devices, medication, and surgery.
Osteoporosis	Musculoskeletal system	Osteoporosis is a bone disease characterized by gradual bone weakness, decreased bone mineral and tissue, and increased risk of fracture, with treatments involving medication, vitamin supplements, and exercise.
Parkinson’s disease	Nervous system	Chronic brain disorder causes gradual neuron death, causing symptoms like hand tremors, slow walking, hunched back, and instability.
Root rot	Root system	Fungal infection due to overwatering or poor soil drainage Infectious (soil and pot need to be changed) Symptoms include yellowing leaves and wilting
Severe acute respiratory syndrome (SARS)	Respiratory system	This coronavirus attacks the respiratory system, causing symptoms such as fever, shortness of breath, dry cough, sore throat, headache, muscle pain, and exhaustion.
Stomach ulcer	Digestive System	Helicobacter pylori bacteria cause a hole in the stomach lining, potentially causing bleeding. Treatment involves "triple therapy" to protect against stomach acid.
Tuberculosis	Respiratory system	Bacteria attack lung tissue, causing fever, cough, weight loss, tiredness, and chest pain. Diagnosed with X-rays, treated with antibiotics. It may spread to other parts of the body.
Varicose veins	Circulatory System	Varicose veins, commonly known as varicosities, are a medical disorder in which the superficial veins expand and twist. Although they are mostly only ornamental, they can cause fatigue, soreness, itching, and nightly leg cramps. These veins generally form in the legs, right beneath the skin's surface.

Problems of the Organ Systems