No. It could be due to a number of causes, including: Genetic disorders, environmental factors, Immune System abnormalities. You will need to discuss it with your Primary Care Physician and be referred to Specialists for Diagnostic testing.
Myasthenia gravis is one cause
The Thymus gland.
The thymus is a gland not a muscle. It is part of the immune system in children and becomes dormant in an adult. I don't know what a thymus muscle is. Thomas A. Bea
Thymosin is produced by the thymus gland of the endocrine system.Thymus GlandThe Thymus Gland.The thymus gland is the organ that secretes thymosin.The Thymus gland
Thymus gland"The thymus gland lies just beneath the upper part of the breastbone in the middle of the chest.
Thymus Gland
The thymus gland is responsible for regulating the immune system. The thymus gland is located in the upper chest cavity.
The thymus gland is part of the immune system.
the thymus gland is located in the endocrine system
Pituitary gland
The THYMUS GLAND
Yes, both sexes have the thymus gland