Body System: Skin System

What Is Androgenetic Alopecia? Pattern Hair Loss & What It Means

Written by: Soo Xuan Jay (PRP), 1st of May 2026 What Is It? Androgenetic alopecia is a common type of gradual pattern hair loss linked to genetics and sensitivity to androgen hormones. Many people call it androgenic hair loss, but androgenetic alopecia is the more precise term because it reflects both androgen sensitivity and genetic […]

What Is Sunburn? UV Skin Damage, Causes & What It Means

Written by: Soo Xuan Jay (PRP), 7th of May 2026 What Is It? Sunburn is skin damage caused by too much ultraviolet, or UV, radiation from the sun or artificial UV sources such as tanning beds or sunlamps. It usually causes redness, warmth, tenderness, discomfort, and sometimes peeling or blistering. Although it may look like […]

What Is Dermatitis? Eczema, Contact Dermatitis, Causes & What It Means

Written by: Soo Xuan Jay (PRP), 3rd of May 2026 What Is It? Dermatitis is a general term for inflammation of the skin. It can cause the skin to become itchy, red, dry, cracked, swollen, sore, or irritated. Two common forms are eczema and contact dermatitis. Eczema is often used as a general term, but […]

What Is Psoriasis? Scaly Skin Plaques & What It Means

Written by: Soo Xuan Jay (PRP), 5th of May 2026 What Is It? Psoriasis is a long-term inflammatory skin condition that causes skin cells to build up faster than usual. This can lead to raised, red or darker patches of skin covered with dry, silvery-white or greyish scales. These patches are often called plaques, which […]

What Is a Superficial Fungal Infection? Skin Fungus, Causes & What It Means

Written by: Soo Xuan Jay (PRP), 11th of May 2026 What Is It? A superficial fungal infection is a common infection affecting the outer layers of the skin, nails, or hair. It happens when fungi grow on the surface of the body, often causing itching, redness, scaling, peeling, ring-shaped patches, or changes in skin or […]

What Is Acne Vulgaris? Common Acne, Causes & What It Means

What Is It? Acne vulgaris is a common long-term skin condition where hair follicles and oil glands become blocked and inflamed. It can appear as blackheads, whiteheads, red bumps, pus-filled spots, or deeper painful lumps. The word vulgaris means common, so acne vulgaris simply refers to the common form of acne. It is usually not […]

What Is Nappy Rash? Diaper Rash & What It Means

Written by: Soo Xuan Jay (PRP), 3rd of May 2026 What Is It? Nappy rash, also called diaper rash, is skin irritation that happens in the area covered by a nappy or diaper. The nappy area includes the buttocks, genitals, upper thighs, and skin folds covered by the nappy. It usually appears as red, sore, […]

What Is a Cold Sore? Contagious Lip Blisters & What They Mean

Written by: Soo Xuan Jay (PRP), 9th of May 2026 What Is It? A cold sore is a small, painful blister or cluster of blisters that usually appears on or around the lips. It is most commonly caused by the herpes simplex virus type 1, often shortened to HSV-1. HSV-1 is the most common cause, […]

What Are Haemorrhoids? Piles & What They Mean

Written by: Soo Xuan Jay (PRP), 5th of May 2026 What Is It? Haemorrhoids, also called piles, are swollen blood vessels around the anus or lower rectum. They may cause itching, discomfort, swelling, a lump near the anus, or bright red blood after passing stool. Haemorrhoids are common and are usually not dangerous, especially when […]

What Are Boils? Painful Skin Lumps & What They Mean

Written by: Soo Xuan Jay (PRP), 4th of May 2026. What Is It? Boils are painful, pus-filled lumps that form under the skin when bacteria infect and inflame a hair follicle. They are also called furuncles. A boil is a type of skin abscess that usually starts around a hair follicle. It often appears as […]

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