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Showing posts with the label Vitamin A Overview

Strength Training vs Hypertrophy Training: Key Differences Explained

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Strength Training vs Hypertrophy Training: Key Differences Explained  Strength training and hypertrophy training are both forms of resistance training, but they have different primary goals. Strength training focuses mainly on improving force production and performance, while hypertrophy training focuses mainly on increasing muscle size. Although the two overlap, understanding their differences helps Personal Trainers choose appropriate exercises, training variables, and progression strategies for their clients. What Is Strength Training? Strength training is resistance training designed primarily to improve the ability to produce force. For example, if a client progresses from: Squat: 80 kg × 5 → 100 kg × 5 their strength performance has improved. Strength-focused training often emphasizes: Relatively heavier resistance Lower to moderate repetitions Compound exercises Technical execution Longer rest periods Specific performance goals Adequate recovery Stre...

Vitamin A Overview - Introduction, Functions, Food Sources, RDA, Deficiency and toxicity

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Introduction In the world of nutrition, few vitamins have captured the attention of health enthusiasts and scientists alike quite like Vitamin A. This fat-soluble wonder plays a pivotal role in maintaining optimal health and wellness, with its far-reaching benefits ranging from supporting clear vision to bolstering the immune system. In this blog, we delve into the fascinating world of Vitamin A, uncovering its functions, sources, and the importance of striking the right balance for overall well-being. Types of Vitamin A Retinoids: This form of vitamin A is derived from animal sources and includes retinol, retinal, and retinoic acid. These forms are easily absorbed by the body and can be directly used in various cellular functions. Our Body Absorbs 75% to 100% of retinol. Carotenoids: These are provitamin A compounds found in plant-based sources. The most well-known carotenoid is beta-carotene, which can be converted into retinol by the body as needed. Our Body only absorbs 10% to 30% ...