Symptom database
Search symptoms by name, body system, tracking context, and urgency notes.
These entries are reference summaries with MedlinePlus source links. They support tracking and discussion, not diagnosis or treatment decisions.
Catalog directory
Symptom records
Severe headache
Severe headache is a pain or sensory complaint that is often tracked by location, intensity, timing, triggers, and response to treatment.
Leg swelling
Leg swelling is a heart, blood vessel, or circulation-related symptom that may be useful to track with pulse, blood pressure, swelling, exertion, and medication timing.
Black stools
Black stools is a digestive or abdominal symptom that may be tracked with meals, hydration, bowel pattern, medicines, and associated pain.
Bloating
Bloating is a digestive or abdominal symptom that may be tracked with meals, hydration, bowel pattern, medicines, and associated pain.
Blood in stool
Blood in stool is a digestive or abdominal symptom that may be tracked with meals, hydration, bowel pattern, medicines, and associated pain.
Constipation
Constipation is a digestive or abdominal symptom that may be tracked with meals, hydration, bowel pattern, medicines, and associated pain.
Diarrhea
Diarrhea is a digestive or abdominal symptom that may be tracked with meals, hydration, bowel pattern, medicines, and associated pain.
Gas
Gas is a digestive or abdominal symptom that may be tracked with meals, hydration, bowel pattern, medicines, and associated pain.
Heartburn
Heartburn is a digestive or abdominal symptom that may be tracked with meals, hydration, bowel pattern, medicines, and associated pain.
Indigestion
Indigestion is a digestive or abdominal symptom that may be tracked with meals, hydration, bowel pattern, medicines, and associated pain.
Nausea
Nausea is a digestive or abdominal symptom that may be tracked with meals, hydration, bowel pattern, medicines, and associated pain.
Vomiting
Vomiting is a digestive or abdominal symptom that may be tracked with meals, hydration, bowel pattern, medicines, and associated pain.
Nosebleed
Nosebleed is an eye, ear, nose, mouth, or throat symptom that may be tracked with pain, discharge, hearing or vision changes, and infection or allergy context.
Tongue swelling
Tongue swelling is an eye, ear, nose, mouth, or throat symptom that may be tracked with pain, discharge, hearing or vision changes, and infection or allergy context.
Watery eyes
Watery eyes is an eye, ear, nose, mouth, or throat symptom that may be tracked with pain, discharge, hearing or vision changes, and infection or allergy context.
Fever
Fever is a body-wide symptom or change that can be useful to track alongside temperature, hydration, sleep, medicines, and recent exposures.
Swelling
Swelling is a body-wide symptom or change that can be useful to track alongside temperature, hydration, sleep, medicines, and recent exposures.
Bleeding after medication
Bleeding after medication is a possible medicine, injection, allergy, or exposure-related symptom that is useful to record with timing, dose, route, and product details.
Severe allergic reaction
Severe allergic reaction is a possible medicine, injection, allergy, or exposure-related symptom that is useful to record with timing, dose, route, and product details.
Anxiety
Anxiety is a mood, behavior, thinking, or sleep-related symptom that can be tracked with timing, stressors, sleep, medicines, substance use, and safety concerns.
Depressed mood
Depressed mood is a mood, behavior, thinking, or sleep-related symptom that can be tracked with timing, stressors, sleep, medicines, substance use, and safety concerns.
Hallucinations
Hallucinations is a mood, behavior, thinking, or sleep-related symptom that can be tracked with timing, stressors, sleep, medicines, substance use, and safety concerns.
Insomnia
Insomnia is a mood, behavior, thinking, or sleep-related symptom that can be tracked with timing, stressors, sleep, medicines, substance use, and safety concerns.
Irritability
Irritability is a mood, behavior, thinking, or sleep-related symptom that can be tracked with timing, stressors, sleep, medicines, substance use, and safety concerns.
Mood swings
Mood swings is a mood, behavior, thinking, or sleep-related symptom that can be tracked with timing, stressors, sleep, medicines, substance use, and safety concerns.
Panic attack
Panic attack is a mood, behavior, thinking, or sleep-related symptom that can be tracked with timing, stressors, sleep, medicines, substance use, and safety concerns.
Racing thoughts
Racing thoughts is a mood, behavior, thinking, or sleep-related symptom that can be tracked with timing, stressors, sleep, medicines, substance use, and safety concerns.
Trouble concentrating
Trouble concentrating is a mood, behavior, thinking, or sleep-related symptom that can be tracked with timing, stressors, sleep, medicines, substance use, and safety concerns.
Light sensitivity
Light sensitivity is a nervous-system symptom that may be important to track with timing, location, mental status, movement changes, and related medicines or exposures.
Migraine aura
Migraine aura is a nervous-system symptom that may be important to track with timing, location, mental status, movement changes, and related medicines or exposures.
Restless legs
Restless legs is a nervous-system symptom that may be important to track with timing, location, mental status, movement changes, and related medicines or exposures.
Seizure
Seizure is a nervous-system symptom that may be important to track with timing, location, mental status, movement changes, and related medicines or exposures.
Sound sensitivity
Sound sensitivity is a nervous-system symptom that may be important to track with timing, location, mental status, movement changes, and related medicines or exposures.
Abdominal pain
Abdominal pain is a pain or sensory complaint that is often tracked by location, intensity, timing, triggers, and response to treatment.
Back pain
Back pain is a pain or sensory complaint that is often tracked by location, intensity, timing, triggers, and response to treatment.
Burning pain
Burning pain is a pain or sensory complaint that is often tracked by location, intensity, timing, triggers, and response to treatment.
Chest pain
Chest pain is a pain or sensory complaint that is often tracked by location, intensity, timing, triggers, and response to treatment.
Cramps
Cramps is a pain or sensory complaint that is often tracked by location, intensity, timing, triggers, and response to treatment.
Headache
Headache is a pain or sensory complaint that is often tracked by location, intensity, timing, triggers, and response to treatment.
Joint pain
Joint pain is a pain or sensory complaint that is often tracked by location, intensity, timing, triggers, and response to treatment.
Muscle pain
Muscle pain is a pain or sensory complaint that is often tracked by location, intensity, timing, triggers, and response to treatment.
Neck pain
Neck pain is a pain or sensory complaint that is often tracked by location, intensity, timing, triggers, and response to treatment.
Numbness
Numbness is a pain or sensory complaint that is often tracked by location, intensity, timing, triggers, and response to treatment.
Pain
Pain is a pain or sensory complaint that is often tracked by location, intensity, timing, triggers, and response to treatment.
Severe pain
Severe pain is a pain or sensory complaint that is often tracked by location, intensity, timing, triggers, and response to treatment.
Tingling
Tingling is a pain or sensory complaint that is often tracked by location, intensity, timing, triggers, and response to treatment.
Toothache
Toothache is a pain or sensory complaint that is often tracked by location, intensity, timing, triggers, and response to treatment.
Nasal congestion
Nasal congestion is a breathing, airway, nose, throat, or lung-related symptom that may be tracked with oxygen saturation, triggers, and medication use when relevant.
Runny nose
Runny nose is a breathing, airway, nose, throat, or lung-related symptom that may be tracked with oxygen saturation, triggers, and medication use when relevant.
Sneezing
Sneezing is a breathing, airway, nose, throat, or lung-related symptom that may be tracked with oxygen saturation, triggers, and medication use when relevant.
Bleeding
Bleeding is a skin, hair, nail, or visible tissue change that can be tracked with appearance, spread, triggers, itching, pain, and exposures.
Easy bruising
Easy bruising is a skin, hair, nail, or visible tissue change that can be tracked with appearance, spread, triggers, itching, pain, and exposures.
Hives
Hives is a skin, hair, nail, or visible tissue change that can be tracked with appearance, spread, triggers, itching, pain, and exposures.
Itching
Itching is a skin, hair, nail, or visible tissue change that can be tracked with appearance, spread, triggers, itching, pain, and exposures.