Health problems:
addiction (addictions)
NOUN Addiction is the condition of taking harm ful drugs and being unable to stop taking them.
■ long-term addiction to nicotine

allergy (allergies)
NOUN If you have a particular allergy, you become ill or get a rash when you eat, smell, or touch something that does not normally make people ill.
■ Food allergies can result in an enormous variety of different symptoms.

cancer (cancers)
NOUN Cancer is a serious disease in which cells in a person’s body increase rapidly in an uncontrolled way, producing abnormal growths.
■ a cancer research charity

UNCOUNTABLE NOUN You are suffering from dehydration if you lose too much water from your body.
■ Cholera causes severe dehydration.

disease (diseases)
NOUN A disease is an illness that affects people, animals or plants, for example one which is caused by bacteria or infection.
■ the rapid spread of disease in the area

infection (infections)
NOUN An infection is a disease caused by germs or bacteria.
■ Ear infections are common in pre-school children.

UNCOUNTABLE NOUN Someone suffering from obesity is extremely fat.
■ The excessive
consumption of sugar leads to obesity

stroke (strokes)
NOUN If someone has a stroke, a blood vessel in their brain bursts or becomes blocked, which may kill them or make them unable to move one side of their body.
■ He had a minor stroke in 1987, which left him partly paralyzed.

Verbs associated with treatment:

administer (administers, administering, administered)
VERB If a doctor or nurse administers a drug, they give it to a patient.
■ Paramedics are trained to administer certain drugs.

admit (admits, admitting, admitted)
VERB If someone is admitted to hospital they are taken into hospital for treatment and kept there until they are well enough to go home.
■ She was admitted to hospital with a soaring temperature.

diagnose (diagnoses, diagnosing, diagnosed)
VERB If someone or something is diagnosed as having a particular illness or problem, their illness or problem is identified.
■ Almost a million people are diagnosed with colon cancer each year.

discharge (discharges, discharging, discharged)
VERB When someone is discharged from hospital, they are officially allowed to leave, or told they must leave.
■ He has a broken nose but may be discharged today.

examine (examines, examining, examined)
VERB If a doctor examines you, he or she looks at your body, feels it, or does simple tests in order to check how healthy you are.
■ Another doctor examined her and could still find nothing wrong.

screen (screens, screening, screened)
VERB To screen for a disease means to examine people to make sure that they do not have it.
■ Men over 50 are routinely screened for prostate abnormalities.

vaccinate (vaccinates, vaccinating, vaccinated)
VERB A vaccine is a harmless form of the germs that cause a particular disease. If a person or animal is vaccinated, they are given a vaccine, usually by injection, to prevent them getting that disease.
■ Dogs must be vaccinated against distemper.