What Are The Most Common Illness?

What are the five signs of infection?

Know the Signs and Symptoms of InfectionFever (this is sometimes the only sign of an infection).Chills and sweats.Change in cough or a new cough.Sore throat or new mouth sore.Shortness of breath.Nasal congestion.Stiff neck.Burning or pain with urination.More items….

How do I know if I need antibiotics?

Your doctor may prescribe antibiotics if the symptoms are severe and include high fever along with nasal drainage and a productive cough. Antibiotics may also be necessary if you feel better after a few days and then your symptoms return or if the infection lasts more than a week.

What is the most common illness in the world?

According to current statistics, hepatitis B is the most common infectious disease in the world, affecting some 2 billion people — that’s more than one-quarter of the world’s population.

What are common illnesses?

Common IllnessesChest Cold (Acute Bronchitis) Cough, mucus.Common Cold. Sneezing, runny or stuffy nose, sore throat, cough.Ear Infection. Ear pain, fever.Flu (Influenza) Fever, cough, sore throat, runny or stuffy nose, body aches.Sinus Infection (Sinusitis) … Skin Infections. … Sore Throat. … Urinary Tract Infection.

What are the causes of common illness?

Infectious diseases can be caused by:Bacteria. These one-cell organisms are responsible for illnesses such as strep throat, urinary tract infections and tuberculosis.Viruses. Even smaller than bacteria, viruses cause a multitude of diseases ranging from the common cold to AIDS.Fungi. … Parasites.

What disease kills the fastest?

Flesh Eating Bug. This bug can quickly sweep through the body eating the body’s soft tissue. … Cholera. This is an intestinal disease caused by eating contaminated water or food and can kill anyone within hours. … Enterovirus D68. … Bubonic Plague. … Ebola. … Dengue Fever.

What is the rarest disease on Earth?

RPI deficiency According to the Journal of Molecular Medicine, Ribose-5 phosphate isomerase deficiency, or RPI Deficinecy, is the rarest disease in the world with MRI and DNA analysis providing only one case in history.

What has killed the most humans in history?

Wars and armed conflicts with highest estimated death tolls of 100,000 or moreEventLowest estimateHighest estimateWorld War II60,000,000118,357,000Three Kingdoms36,000,00040,000,000Mongol conquests30,000,00057,000,000European colonization of the Americas8,400,000138,000,00047 more rows

What disease affects the body as a whole?

Debilitating Diseases – 12 Diseases that change millions of livesScleroderma.Cystic Fibrosis. … Chronic Obstructive Pulminary Disease (COPD) … Cerebral Palsy. … Muscular Dystrophy (MD) … Poliomyelitis. … Schizophrenia. … Rheumatoid Arthritis (RA) RARA is an autoimmune disease that causes chronic inflammation in joints and organs throughout the body. … More items…

What is the number 1 killer disease in the world?

Heart disease has remained the leading cause of death at the global level for the last 20 years. However, it is now killing more people than ever before. The number of deaths from heart disease increased by more than 2 million since 2000, to nearly 9 million in 2019.

What is the scariest disease?

Here’s what you need to know about the world’s scariest diseases, and how best to avoid them on the road…Ebola. What is Ebola? … Kuru disease. What is Kuru disease? … Naegleria fowleri. What is Naegleria fowleri? … Guinea worm disease. What is Guinea worm disease? … African trypanosomiasis. … River blindness. … Buruli ulcers.

What are the 10 most common diseases?

Heart disease. Share on Pinterest Many of the top 10 causes of death are preventable through lifestyle changes and regular checkups. … Cancer. Deaths in 2017: 599,108. … Unintentional injuries. … Chronic lower respiratory disease. … Stroke and cerebrovascular diseases. … Alzheimer’s disease. … Diabetes. … Influenza and pneumonia.More items…

What are the four types of infection?

This article will focus on the most common and deadly types of infection: bacterial, viral, fungal, and prion.

Are diseases curable?

Some diseases can be cured. Others, like hepatitis B, have no cure. The person will always have the condition, but medical treatments can help to manage the disease. Medical professionals use medicine, therapy, surgery, and other treatments to help lessen the symptoms and effects of a disease.

What are serious illnesses?

A serious illness is a health condition that carries a high risk of mortality and commonly affects a patient for several years, such as metastatic cancer, heart failure, chronic obstructive pulmonary disease, and dementia.

Which disease has no cure?

HIV/AIDS – No cure exists for HIV/AIDS, but medication exists that can help control the symptoms of it. Huntington’s disease – Inherited disease that causes the progressive breakdown (degeneration) of nerve cells in the brain. Hydrocephalus – No cure exists for this (physical)neurological disorder.

What are man made diseases?

Man-Made Diseases Defined For the purposes of this discussion, the man-made diseases are defined as those diseases which would not have occurred if man had not deliberately interfered with his environment 1.

What is the deadliest illness?

The deadliest disease in the world is coronary artery disease (CAD). Also called ischemic heart disease, CAD occurs when the blood vessels that supply blood to the heart become narrowed. Untreated CAD can lead to chest pain, heart failure, and arrhythmias.