#coffee

1 article

A wide, editorial-style still life shot from a slightly elevated angle on a pale oak gym bench, bathed in soft morning window light. In the center sits a matte ceramic cup of black coffee with delicate steam curling upward, flanked by a small white scoop of coffee beans and two identical glass vials, one filled with a few grains of fine powder and one empty, hinting at dose comparison. Next to the cup rests a pair of worn white boxing hand wraps, loosely coiled, and a slim black stopwatch with its face softly visible. In the foreground, a minimalist notebook lies open with blurred handwritten numbers and a simple pen sketch of a bar graph with bars of equal height, subtle and unreadable, suggesting a null result without any legible text. A small brass kitchen scale sits to the side with a few coffee beans on its tray.

In the soft-focus background, a boxing gym interior is visible: a hanging heavy bag in muted charcoal, exposed brick wall painted off-white, and tall windows casting long diagonal light across the floor. The color palette is warm and restrained: cream, sand, espresso brown, soft charcoal, with a single accent of muted terracotta orange in the hand wraps and a faint sage green in the notebook cover. Shallow depth of field with creamy bokeh, fine film grain, and gentle shadows give it a contemporary lifestyle-magazine and wellness-journal feel. The composition leaves generous negative space on the left third for headline overlay. Clean, calm, trendy, and tactile, with natural textures like wood grain, ceramic glaze, and cotton fabric. No people, no text, no futuristic elements.

Cafeaua cu conținut scăzut de cofeină nu a adus niciun impuls la sprint pentru luptătorii de elită

BY DR. GYMBRO · 23 oct. 2026

Credeai că cafeaua de pre‑antrenament îți superîncarcă sprinturile? Un studiu randomizat, dublu‑orb, cu design crossover, pe 15 sportivi de nivel național în sporturi de luptă nu a găsit niciun beneficiu de performanță pentru doze de cofeină de 1,5 mg/kg și 3 mg/kg (aproximativ 100 mg și 200 mg pentru un sportiv de 68 kg). Puterea maximă, puterea medie, indicele de oboseală și chiar estimările contribuţiilor sistemelor energetice nu au diferit de cea a cafelei decofeinizate. Rezultatul este un rezultat nul mic, nu dovada că cofeina eșuează; majoritatea studiilor pozitive folosesc capsule la 3–6 mg/kg. Iată cum se calculează doza, ce rezerve ai la dispoziție și ce să faci cu adevărat înainte de următoarea sesiune intensă.