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Bookmark or Share- Sickle - WikipediaA sickle, bagging hook, reaping-hook or grasshook is a single-handed agricultural tool designed with variously curved blades and typically used for harvesting or reaping grain crops, or cutting succulent forage chiefly for feeding livestock.
- Sickle Cell Disease | Johns Hopkins MedicineSickle cell is an inherited disease caused by a defect in a gene. A person will be born with sickle cell disease only if two genes are inherited—one from the mother and one from the father. A person who inherits just one gene is healthy and said to be a "carrier" of the disease.
- Sickle Cell Disease (SCD): Types, Symptoms & Causes - Cleveland ClinicSickle cell disease (SCD) is the most common inherited blood disorder that affects your red blood cells. In SCD, a protein called hemoglobin, located within red blood cells, is abnormal. Hemoglobin is important. It’s the molecule that carries oxygen in your blood and throughout your body. Normal red blood cells are round and flexible.
- Sickle Cell Disease - What Is Sickle Cell Disease? | NHLBI, NIHSickle cell disease is an inherited blood disorder that affects hemoglobin, the protein that carries oxygen through the body. Misshapen red blood cells can block blood flow causing lifelong health problems. The only cure is a blood and bone marrow transplant, but treatments are available to manage the condition.
- Sickle | Harvesting, Agriculture, Reaping | Britannicasickle, one of the most ancient of harvesting tools, consisting of a metal blade, usually curved, attached to a short wooden handle. The short handle forces the user to harvest in a stooped or squatting position. The longer-handled scythe, the user of which remains upright, evolved from the sickle.
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