No Picture
Thumbs

Thumbs

The thumb, unlike other fingers, is opposable, in that it is the only digit on the human hand which is able to oppose or turn back against the other four fingers, and thus enables the […]

No Picture
Energy Output

Energy Systems, Metabolism and Effect of Action Intensity

During serious exercise training and competition, an athlete is aware of the proportion of stress on the three energy release systems of the human body: ATP-PC (Phosphagen) System, aerobic system and anaerobic (Lactic Acid) System. […]

No Picture
Skin

Skin — Integumentary System

‘Your skin is amazing, Vaseline commercial: waterproof barrier, defense against disease, adjusts to surroundings, constantly growing and replacing itself, heals itself, all 800 million cells — do you see skin the way we do? In […]