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Lung cancer is a type of cancer that starts in the lungs. It is one of the most common types of cancer and is a leading cause of cancer-related deaths worldwide.

There are two main types of lung cancer: non-small cell lung cancer (NSCLC) and small cell lung cancer (SCLC). Non-small cell lung cancer is the most common type, accounting for about 85% of all cases, while small cell lung cancer is less common but tends to be more aggressive and grow more quickly.

The primary cause of lung cancer is smoking, with about 90% of cases attributed to tobacco smoke. However, non-smokers can also develop lung cancer, usually due to

Bone cancer includes several types, including Ewing sarcoma, osteosarcoma, and malignant fibrous histiocytoma. These types of cancer affect the bones and can be aggressive and potentially life-threatening.

Ewing sarcoma is a rare type of bone cancer that usually affects children and young adults. It typically develops in the long bones of the arms and legs, as well as the pelvis, chest wall, and spine. Symptoms may include pain, swelling, and a lump or m**** in the affected area.

Osteosarcoma is the most common type of bone cancer and mainly affects children and teenagers during periods of rapid bone growth. It often deve