Final answer:
Jock itch is referred to medically as Tinea cruris, a type of fungal infection affecting the groin area with itchy and often ring-shaped rashes. It is one of several conditions caused by dermatophytes, which thrive in warm, moist environments and can be treated with topical creams or oral medications.
Step-by-step explanation:
The fungal infection commonly referred to as jock itch is Tinea cruris. This is one of several dermatophytic skin infections caused by fungi that have a special affinity for the skin and keratin-containing tissues such as hair and nails.
Jock itch affects the groin area, inner thighs, and buttocks, often leading to an itchy, red, and often ring-shaped rash. Similar fungi cause other common conditions such as athlete's foot (Tinea pedis), ringworm (Tinea corporis), and nail fungus (Tinea unguium or onychomycosis).
These fungi thrive in warm, moist environments, which is why places like locker rooms and communal showers often contribute to the spread of these infections. Treatment usually includes over-the-counter antifungal creams and powders, and in more persistent cases, prescription oral medications may be necessary.