You're not undertrained. You're under-recovered.
Elite performance is limited by recovery capacity — not training intensity.

Alternating heat and cold creates a vascular pump effect that clears lactic acid and inflammatory markers from muscle tissue faster than any passive recovery method. Norepinephrine surges 300% above baseline in cold water — the most powerful natural anti-inflammatory your body produces.

Sequential pneumatic compression from feet to hips accelerates lymphatic clearance of metabolic waste between training sessions. Reduces DOMS measurably. Feels like a deep rhythmic mechanical massage. Most athletes describe their legs feeling "new" within hours.

Pulsed electromagnetic fields accelerate cellular repair by increasing mitochondrial membrane potential and ATP production. Reduces inflammation at the cellular level — faster than passive rest alone.

660nm and 850nm wavelengths stimulate mitochondrial ATP output by up to 3×. Reduces oxidative stress from high training volume. Particularly effective for connective tissue — tendons, ligaments, and joint capsules that take longest to recover.