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Smallpox  — Research Starter

Smallpox, also known as variola, is an acute and highly contagious viral disease characterized by a severe systemic infection. It manifests through flu-like symptoms, followed by a distinctive rash…

Sleeping sickness  — Research Starter

Sleeping sickness, also known as African trypanosomiasis, is a parasitic disease caused by the protozoa Trypanosoma and transmitted to humans through the bites of infected tsetse flies. There are two…

Sleep disorders  — Research Starter

Sleep disorders encompass a variety of abnormal sleep patterns that can significantly disrupt daily functioning. These disorders can lead to issues such as insomnia, excessive daytime sleepiness,…

Sleep apnea  — Research Starter

Sleep apnea, specifically obstructive sleep apnea (OSA), is a sleep disorder characterized by intermittent cessation of airflow through the upper airway during sleep. This condition often arises from…

Skin disorders  — Research Starter

Skin disorders encompass a wide range of conditions that affect the largest organ of the body, the skin. This organ serves essential functions, including protection against external pathogens,…

Skin cancer  — Research Starter

Skin cancer refers to malignancies that primarily affect the skin and, in some cases, may spread to internal organs. It is one of the most prevalent forms of cancer and is predominantly caused by…

Sjögren's syndrome  — Research Starter

Sjögren's syndrome is a chronic autoimmune disorder characterized by the body's immune system attacking the glands that produce tears and saliva, leading to significant dryness in the eyes and mouth,…

Sinusitis  — Research Starter

Sinusitis is the irritation and swelling of the sinuses, air-filled spaces located in the skull, which can result from various factors, including common colds, allergies, and environmental pollutants.…

Sickle cell disease  — Research Starter

Sickle cell disease is a genetic disorder affecting hemoglobin, the protein responsible for oxygen transport in red blood cells. Characterized by the production of abnormal hemoglobin, which causes…