When to worry about ALT levels?
Learn when elevated ALT levels signal liver problems, what causes high ALT, symptoms to watch for, and how to test and lower your levels naturally.
ALT
Health Questions, Scientific Answers
Expert physicians answer your biomarker and health optimization questions with evidence-based insights and actionable strategies.
Most Popular This Month
What does it mean when BUN creatinine ratio is high?
Learn what a high BUN creatinine ratio means, its causes from dehydration to GI bleeding, symptoms to watch for, and when to seek medical attention.
BUNCreatinine
What is the cause of low AST levels in a blood test?
Learn about the causes of low AST levels in blood tests, including vitamin B6 deficiency, reduced muscle mass, and when to consult your doctor.
AST
Why don't I get morning erections anymore?
Discover why morning erections disappear and what it means for your health. Learn about causes, testing options, and solutions for erectile health.
TestosteroneFree TestosteroneProlactinCortisolSymptoms
Top Rated
Why am I growing facial hair as a woman?
Learn why women develop facial hair, from PCOS to hormonal imbalances. Discover causes, symptoms, testing options, and effective treatments.
TestosteroneFree TestosteroneDHEA-SLHFSHSymptoms
What are normal DHEA-S levels?
Learn about normal DHEA-S levels by age and gender, what high or low levels mean, and how to test this important hormone biomarker for optimal health.
DHEA-S
What is testosterone?
Learn about testosterone, the key hormone affecting muscle, mood, libido, and energy. Discover normal ranges, symptoms of imbalance, and testing options.
Testosterone
What causes elevated direct bilirubin?
Learn what causes elevated direct bilirubin levels, from liver disease to bile duct obstruction. Understand symptoms, testing options, and treatment approaches.
Direct Bilirubin
Latest Articles
How much is a SiPhox membership?
Discover SiPhox Health membership pricing starting at $125. Learn about flexible testing options, included biomarkers, and membership benefits.
Membership
How much does SiPhox Health cost?
Discover SiPhox Health pricing: membership from $125 with comprehensive biomarker testing, flexible plans, and personalized health insights.
Membership
Why am I short of breath with leg swelling?
Learn why shortness of breath and leg swelling occur together, common causes like heart failure, and when to seek immediate medical care for these symptoms.
BUNCreatinineSymptoms
Why do I crave salt with low blood pressure?
Discover why low blood pressure triggers salt cravings, the science behind sodium's role in blood pressure regulation, and how to manage these cravings safely.
BUNCreatinineSymptoms
Why am I cold with decreased urination?
Discover why you're experiencing coldness with decreased urination, from thyroid issues to kidney problems, and learn when to seek medical help.
BUNCreatinineSymptomsTSH
Why do I have swollen ankles with bubbly urine?
Learn why swollen ankles and bubbly urine occur together, what conditions cause these symptoms, and when to seek medical attention for kidney health.
BUNCreatinineSymptoms
Why am I coughing blood with kidney failure?
Learn why kidney failure can cause coughing blood, including pulmonary edema, bleeding disorders, and dialysis complications. Get expert insights on symptoms and treatment.
BUNCreatinineSymptoms
Why do I have excessive thirst with kidney issues?
Learn why kidney issues cause excessive thirst, including causes like chronic kidney disease, diabetes insipidus, and electrolyte imbalances, plus treatment options.
BUNCreatinineSymptomsInsulin