Table of ContentsView AllTable of ContentsCommon CausesCardiovascular HealthLifestyle Risk FactorsFrequently Asked QuestionsNext in Peyronie’s Disease GuideHow Peyronie’s Disease Is Diagnosed Table of ContentsView All View All Table of Contents Common Causes Cardiovascular Health Lifestyle Risk Factors Frequently Asked Questions Next in Peyronie’s Disease Guide Peyronie’s diseaseis the result of inflammation and scarring in the erectile tissues of the penis, which leads to an abnormalcurvature of the penis. Scarring causes areas of the penis to become less flexible....

Table of ContentsView AllTable of ContentsCommon CausesHealth Risk FactorsLifestyle Risk FactorsFrequently Asked QuestionsNext in Pneumonia GuideHow Pneumonia Is Diagnosed Table of ContentsView All View All Table of Contents Common Causes Health Risk Factors Lifestyle Risk Factors Frequently Asked Questions Next in Pneumonia Guide © Verywell, 2018 Pneumonia isn’t one single disease, and the cause determines whattreatmentis needed. Bacteria Bacterial pneumonia is the most common type of pneumonia and often only affects one area of your lung....

While most women experience someunpleasant symptomsin the days before their period, PMDD is more serious. The mood disorder affects 3% to 8% of women in the second half of their menstrual cycle. Verywell / Hilary Allison Common Causes Progesterone/Allopregnanolone PMDD symptoms are limited to the luteal phase of the menstrual cycle, which occurs between ovulation and the first day of bleeding. In a typical 28-day menstrual cycle, this corresponds to cycle days 14 to 28....

Apulmonary embolus(PE) occurs when material lodges in and obstructs (blocks) the pulmonary artery or one of its branches. Most often, the material is a blood clot, but in rare cases, there may be other causes of the blockage. © Verywell, 2018 Common Cause If a thrombus (blood clot) that has formed in a major vein in the body breaks off, travels through theright side of the heart, and lodges in the pulmonary circulation, it becomes a PE....

Table of ContentsView AllTable of ContentsCausesCommon Risk FactorsGeneticsLifestyle Risk and PreventionNext in Renal Cell Carcinoma GuideHow Renal Cell Carcinoma Is Diagnosed Table of ContentsView All View All Table of Contents Causes Common Risk Factors Genetics Lifestyle Risk and Prevention Next in Renal Cell Carcinoma Guide The risk of developingrenal cell carcinomahas been strongly associated with modifiable lifestyle factors, such as smoking, obesity, high blood pressure, and some environmental toxins. Moreover, kidney disease, exposure to certain toxic chemicals, or extensive painkiller use are other lifestyle-associated risk factors linked to the development of renal cell carcinoma....

Ringwormhas nothing to do with actual worms. Rather, the red, ring-shapedrash, clinically known as tinea, is a fungal infection. It’s highly contagious and spreads easily. Some people are more susceptible to catching ringworm than others, however. © Verywell, 2018 Common Causes There are more than 40 species of fungi that can cause ringworm, according to the Centers for Disease Control and Prevention (CDC). These fungi are known asdermatophytes. Specific dermatophytes associated with the various types of ringworm, including athlete’s foot, jock itch,tinea capitis(a fungal infection of the scalp), and others includeTrichophyton,Microsporum, andEpidermophyton....

Table of ContentsView AllTable of ContentsCommon CausesGeneticsLifestyle Risk FactorsA Word From VerywellFrequently Asked QuestionsNext in Seborrheic Dermatitis GuideCoping With Seborrheic Dermatitis Table of ContentsView All View All Table of Contents Common Causes Genetics Lifestyle Risk Factors A Word From Verywell Frequently Asked Questions Next in Seborrheic Dermatitis Guide While there is no specific cause ofseborrheic dermatitis, a variety of risk factors have been identified. Specifically, it’s possible that age and gender, preexisting medical conditions, drug regimes, or even a person’s genetics may play a role in developing the condition....

Table of ContentsView AllTable of ContentsMuscle StrainLumbar SprainFacet Joint PainSpinal FractureSI Joint DysfunctionSciaticaDisc DamageLifestyle Risk Factors Table of ContentsView All View All Table of Contents Muscle Strain Lumbar Sprain Facet Joint Pain Spinal Fracture SI Joint Dysfunction Sciatica Disc Damage Lifestyle Risk Factors Sharp low back pain can occur due to a sudden injury, such as a spinal fracture or sprain, or to issues like sciatica or degenerative damage of the vertebral discs....

Table of ContentsView AllTable of ContentsCommon CausesLifestyle Risk FactorsFrequently Asked Questions Table of ContentsView All View All Table of Contents Common Causes Lifestyle Risk Factors Frequently Asked Questions Common causes of a sore throat include infections, allergens, cancer, cigarette smoke, and dry air. Even the simple act of shouting or singing loudly can injure your throat, causing pain and inflammation. And sometimes, seemingly unrelated health issues, such as acid reflux, can also cause a sore throat....

Verywell / Theresa Chiechi​ Common Causes There are a number of different STIs, such ashuman papillomavirus (HPV),herpes,chlamydia,gonorrhea, andHIV. Some STIs are due to viruses, while others are due to bacteria. According to the Centers for Disease Control and Prevention (CDC), over 2.5 million cases of chlamydia, gonorrhea, and syphilis were reported the United States in 2021. STD vs. STI Consistent use of external or internal condoms and other barriers can prevent STIs transmitted through body fluids, such as HIV and chlamydia....

Whilestreptococcusinfection is the definitive cause of strep throat, there are several factors that can make someone more susceptible to this infection. Knowing about them can help you to decrease your risk of this infection. © Verywell, 2018 Streptococcal Infection There are different strains of strep bacteria, the most common of which lead to respiratory and skin infections. The four common types of streptococcal bacteria are A, B, C, and G. Group AStreptococcus(GAS), also known asStreptococcus pyogenes, is the bacteria responsible for strep throat....

Styes are commonly associated with poor hygiene, contact lens use, blepharitis, systemic conditions likeseborrheic dermatitis, and using old eye makeup. What Is a Stye on the Eyelid? Common Causes Blepharitis Posterior and Anterior Blepharitis Seborrheic Dermatitis Seborrheic dermatitis, which causes scaly patches and red skin, affects not only the scalp but also eyebrows, the face, and eyelids. It is also a common cause of blepharitis. Oily secretions, eyelid swelling, scaling, and flaking from this condition produce itching and burning of the eyes, and can affect both the upper and lower eyelid and cause a stye....

Table of ContentsView AllTable of ContentsHow Infection OccursInfection From MeatInfection From HumansPreventionFrequently Asked QuestionsNext in Tapeworm Infection GuideWhat Are the Symptoms of a Tapeworm in a Human? Table of ContentsView All View All Table of Contents How Infection Occurs Infection From Meat Infection From Humans Prevention Frequently Asked Questions Next in Tapeworm Infection Guide People who live in close proximity to livestock or free-range animals and/or have poor sanitation have a greater risk of developing a tapeworm infection....