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Tag: Intramyocellular triglycerides

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Do Muscles Use Triglycerides for Energy?

4 min read
Over 90% of the body's stored energy is in the form of triglycerides within adipose tissue, but a significant and readily accessible portion is also stored directly within muscle fibers. This fuel depot, known as intramuscular triglycerides (IMTGs), is a crucial energy source during prolonged exercise, with its usage varying based on exercise intensity, duration, and an individual's training status.

What is the term for intramuscular fat?

3 min read
Intramuscular fat, known scientifically as intramyocellular triglycerides (IMTG) and informally as marbling, is fat within skeletal muscle fibers. Excessive intramuscular fat, known as myosteatosis, can lead to health issues.