Range of Motion
The full extent of movement possible at a joint, important for functional fitness and injury prevention.

Evidence-based articles on nutrition, fitness, mental health, and more.
The full extent of movement possible at a joint, important for functional fitness and injury prevention.
Rapid Eye Movement sleep, a stage characterized by vivid dreams, memory consolidation, and emotional processing.
The number of heartbeats per minute while at complete rest, typically 60-100 BPM in adults, with lower indicating better fitness.
Vitamin B2, essential for energy production and cellular function, found in dairy, eggs, lean meats, and leafy greens.

Age-related loss of muscle mass and strength, beginning around age 30 and accelerating after 60, counteracted by resistance training.

A trace mineral with antioxidant properties important for thyroid function and immune health, found in Brazil nuts and seafood.

The cyclical pattern of sleep stages (N1, N2, N3, REM) through the night, each serving different restorative functions.

Fiber that dissolves in water forming a gel-like substance, helping lower cholesterol and regulate blood sugar.

A blue-green algae rich in protein, vitamins, and antioxidants, used as a dietary supplement for nutrient density.

Undifferentiated cells with the ability to develop into various cell types, central to regenerative medicine research.

An amino acid found in meat and fish that supports heart function, electrolyte balance, and bile acid conjugation.

Vitamin B1, essential for energy metabolism and nervous system function, found in whole grains, pork, and legumes.