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No amount of cigarettes is safe for sperm. Smoking has been linked to decreased sperm quality and motility, as well as an increased risk of infertility. Quitting smoking can help to improve sperm health and increase the chances of conception.

Alkaptonuria is caused by a deficiency of the enzyme homogentisic acid oxidase, which is responsible for breaking down the amino acid tyrosine. Without this enzyme, a compound called homogentisic acid (HGA) accumulates in the body, leading to the clinical symptoms of alkaptonuria.

There are three main types of arteriosclerosis: atherosclerosis, arteriolosclerosis, and Monckeberg's medial sclerosis. Atherosclerosis is the most common type, and is characterized by the buildup of plaque in the artery walls, leading to an increased risk of heart disease. Arteriolosclerosis is...

Which Aspergillus is most common? The most common species of Aspergillus is Aspergillus niger, a fungus found in soil and air worldwide. It is known for its ability to produce antibiotics, as well as for its use in the production of citric acid, enzymes, and other industrial products.

It is important to remember that your sleeping position is key to reducing any pain or discomfort that ankylosing spondylitis may cause. To get comfortable, try to sleep on your side with a pillow between your knees. If you sleep on your back, make sure to keep your legs elevated on a pillow and...

Atrial flutter is a complex condition and is not necessarily getting worse over time. It is important to pay attention to your symptoms and contact your doctor if you experience any change. Your doctor can provide advice and guidance on how to best manage your condition.

Q: What causes strawberry tongue? A: Strawberry tongue is a symptom of a condition known as scarlet fever, which is caused by the bacteria Streptococcus pyogenes. The bacteria produce a toxin that inflames the tongue and causes it to swell and take on a red, bumpy appearance, resembling a...

Q: What are some of the long-term effects of alcohol on the brain? A: Long-term alcohol consumption can lead to lasting damage to the brain, including memory loss, difficulty concentrating, and changes in mood and behavior. It can also cause shrinkage of certain areas of the brain, and can lead...

Stage 4 liver cancer is the most advanced form of the disease and it is associated with a poor prognosis. Patients typically have a median survival rate of 6-12 months, but this can vary significantly depending on a variety of factors such as the patient's age, overall health, and response to...

Q: What treatments are available for actinic keratosis? A: Treatment options for actinic keratosis include topical creams, cryotherapy, chemical peels, laser therapy, and photodynamic therapy. It is important to discuss all available treatment options with your doctor to determine the best...

Yes, larynx cancer is treatable. Depending on the stage of the cancer, treatment options may include surgery, radiation therapy, chemotherapy, or a combination of these treatments. It is important to consult with your doctor to determine the best treatment plan for your individual situation.

Query: How much alcohol per week is considered safe? Answer: The current guidelines from the National Institute on Alcohol Abuse and Alcoholism suggest that men should consume no more than 4 drinks per day and 14 drinks per week, while women should have no more than 3 drinks per day and 7...

Question: How can I tell if I need antibiotics for my cough? Answer: If your cough is accompanied by fever or chest pain, or if it persists for more than a week, it is advisable to seek medical advice, as antibiotics may be necessary to treat the underlying cause.

Pneumoconiosis is a type of lung disease caused by the inhalation of dust particles, and is most common among miners, construction workers, and those working with fiberglass and asbestos. The primary risk of pneumoconiosis is long-term exposure to dust particles, which can cause scarring of the...

"What are the long-term effects of breathing in high levels of CO2?" Long-term exposure to high concentrations of CO2 can lead to a variety of health issues, such as headaches, dizziness, increased heart rate, increased blood pressure, and decreased cognitive function. It may also increase the...

"What are some of the potential causes of impotence?" Potential causes of impotence can include stress, depression, anxiety, excessive alcohol consumption, smoking, low testosterone, and certain medications. In addition, medical conditions such as diabetes, multiple sclerosis, and heart disease...

Q: Can a 30 year old have atherosclerosis? A: Yes, it is possible for a 30 year old to have atherosclerosis, though it is more common in individuals who are older. Risk factors such as smoking, diabetes, obesity, high blood pressure, and a sedentary lifestyle can increase the chances of...

The statistics of asphyxia vary widely depending on the cause and severity of the condition. However, it is estimated that about one in every 1,000 people suffer from some form of asphyxia, with higher rates found in infants and newborns. Asphyxia-related deaths are estimated to account for 1-2%...

"My nephew was just diagnosed with lymphoma. Is this a rare cancer in kids?" Unfortunately, lymphoma is not a rare cancer in children. It is the most common childhood cancer, accounting for around 25% of all cancers in children and adolescents. It is more common in boys than girls, and is most...

Query: "I just found out that I have cancer, what can I do to stay positive?" Answer: It is understandable that you are feeling overwhelmed right now. Firstly, try to focus on the positives and take each day as it comes. Secondly, make sure to take care of yourself by getting adequate rest...