Skip Navigation
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Environmental Pollution Health Problems

Key Signs and Symptoms

Health Problems Caused By Heavy Metals, Airborne Lead and Mercury Vapor

Key Signs / Symptoms of Lead Poisoning...
in Adults:
  • Gastrointestinal discomfort / constipation I anorexia
  • Nausea
  • Fatigue, weakness
  • Personality changes
  • Headache
  • Hearing loss
  • Tremor, lack of coordination
and in Infants and Small Children:
  • irritability
  • abdominal pain
  • ataxia
  • seizures I loss of consciousness
  • (chronic) learning deficits
  • hyperactivity, reduced attention span
Key Signs / Symptoms of Mercury Poisoning
  • Muscle cramps or tremors
  • Headache
  • Tachycardia
  • Intermittent fever
  • Acrodynia
  • Personality change
  • Neurological dysfunction

Health Problems Related To Environmental Tobacco Smoke

Key Signs / Symptoms...
in Adults:
  • rhinitis / pharyngitis
  • nasal congestion
  • persistent cough
  • conjunctival irritation
  • headache
  • wheezing (bronchial constriction)
  • exacerbation of chronic respiratory conditions
and in Infants and Children
  • asthma onset
  • increased severity of, or difficulty in controlling, asthma
  • frequent upper respirators infections and / or episodes of otitis media
  • persistent middle-ear effusion
  • snoring
  • repeated pneumonia, bronchitis

Health Problems Caused By Animal Dander, Molds, Dust Mites, Other Biologicals

Key Signs / Symptoms
  • recognized infectious disease
  • exacerbation of asthma
  • rhinitis
  • conjunctival inflammation
  • recurrent fever
  • malaise
  • dyspnea
  • chest tightness
  • cough

Health Problems Caused By Carbon Monoxide, Other Combustion Products (Stoves. Space Heaters, Furnaces, Fireplaces)

Key Signs / Symptoms
  • Dizziness or headache
  • Confusion
  • Nausea / emisis
  • Fatigue
  • Tachycardia
  • Eye and upper respiratory tract irritation
  • Wheezing / bronchial constriction
  • Persistent cough
  • Elevated blood carboxyhemoglobin levels
  • Increased frequency of angina in persons with coronary heart disease

Health Problems Caused By Volatile Organic Compounds
(Formaldehyde, Pesticides, Solvents. Cleaning Agents)

Key Signs / Symptoms
  • conjunctival irritation
  • nose, throat discomfort
  • headache
  • allergic skin reaction
  • dyspnea
  • declines in serum cholinesterase levels
  • nausea / emesis
  • epistaxis (formaldehyde)
  • fatigue
  • dizziness
Back to Top