Despite the benefits of physical rehabilitation among adults and children with chronic illness such as Diabetes mellitus avoid engaging in different physical activities especially pediatric population. Most of the children with type 1 Diabetes mellitus receive their medical treatment and follow-up with no change of their functional performance.

We still lack the evidence of plyometric exercises in pediatric population with Diabetes mellitus . Therefore, the primary aim of this study is to explore the effects of plyometric exercises on blood glucose level, balance and muscle strength in children with 1 Diabetes mellitus

Inclusion Criteria:

• Age will range from six to 10 years
• Both sexes
• Chronicity of the disease ranges from 3 to <5 years.
• Controlled diabetes with insulin dosage described by physician.

Exclusion Criteria:

• Heriderty sensory or autonomic peripheral neuropathy.
• Unstable cardio-vascular disorders
• History of fractures or surgery in the lower extremities in the past 12 months.
• Diagnosed with other hormonal diseases.
• Children who practice regular sports.