Your Health Questions
Answered by Professionals

Because hair grows in cycles, a trigger can abruptly push many hairs into the resting (telogen) phase or damage growing hairs, causing diffuse shedding before bald patches appear—most often from telogen effluvium after stress/illness/hormonal shifts or from early alopecia areata’s autoimmune attack; chemotherapy and toxins can do this too (anagen effluvium). There are several factors to consider; see below for how to tell these apart, common triggers, red flags that need prompt care, and evidence-based next steps.

Yes—blue balls are real (also called epididymal hypertension/pelvic congestion) and usually cause temporary aching after prolonged arousal without orgasm. They can often be avoided or relieved by moderating arousal, planning for orgasm, using distraction/relaxation, cold or warm compresses, gentle pelvic floor techniques, and OTC pain relievers. There are several important factors to consider—severe, worsening, or unusual symptoms could signal torsion, infection, or other conditions needing prompt care; see the complete guidance below to know what to watch for and the best next steps.

Yes—soda can cause diarrhea in men, most often due to caffeine speeding colon movement, high sugar or fructose drawing water into the intestines, and sugar alcohols in diet sodas (plus acidity/carbonation) irritating the gut. Individual tolerance varies and risks rise with IBS or fructose malabsorption; for specific ingredient triggers, intake thresholds, safer drink swaps, and when to seek medical care, see the complete details below—especially if diarrhea lasts more than 48 hours or comes with fever, blood, dehydration, severe pain, or weight loss.

Cirrhosis is long-term scarring of the liver—repeated damage turns a soft, healthy “filter” into stiff scar tissue so it can’t clean toxins, make important proteins and bile, or control body fluids properly. It often stems from alcohol, hepatitis B/C, or fatty liver disease and can lead to swelling, confusion, bleeding, and liver cancer; there are several factors to consider—see below for full details on causes, symptoms, diagnosis, stages, treatments, and when to seek care.

To find your neck lymph nodes and assess swelling, gently use the pads of your index and middle fingers to feel in small circles through the nine common areas (in front/behind the ears, base of skull, under the jaw/chin, along the sides/back of the neck, and just above the collarbones), comparing both sides. Normal nodes are small, soft, and mobile; nodes that are larger than 1–1.5 cm, hard or fixed, tender, rapidly enlarging, or lasting more than 2–4 weeks—especially with fever, night sweats, weight loss, or trouble swallowing/breathing—should be checked by a clinician, though most infection-related swelling settles within a few weeks. There are several factors to consider; see below for step-by-step palpation tips, what’s normal vs. worrisome, home care, and when to seek urgent care.

There are several factors to consider to tell chapped lips from a cold sore: chapped lips develop gradually with dryness, flaking, and small cracks (no fluid-filled blisters) and improve with moisturizers, while cold sores (HSV-1) start with tingling then form painful, clustered blisters that weep and crust over 7–14 days and are contagious. For triggers, best treatments, prevention tips, and when to seek care, see the complete guidance below.

Relief from standard Tylenol (acetaminophen) in healthy adults starts in 15–30 minutes, peaks around 1–2 hours, and typically lasts 4–6 hours (up to 8 hours with extended-release). There are several factors to consider—dose limits (no more than 3,000–4,000 mg/day), liver function, alcohol use, other medications, body size, and formulation can change how long it lasts and when to re-dose. See below for key safety details, dose timing, and when to seek care.

Most adults can take 1 tablet (500 mg) every 6 hours as needed, up to 8 tablets (4,000 mg) in 24 hours; never take doses closer than 6 hours. There are several factors to consider: alcohol use, liver disease, being malnourished or older, and taking other medicines that contain acetaminophen may require a lower limit (2,000–3,000 mg) and clinician guidance. See important safety details, overdose warning signs, and a sample schedule below.

Most white bumps inside the lip are benign (mucocele, canker sore, Fordyce spot, cold sore, or irritation) and often improve with saltwater rinses, a protective oral gel, avoiding irritants, and targeted OTC or antiviral treatments started early. There are several factors to consider—see below for help distinguishing causes, step-by-step home care, and when medical treatments like steroid rinses, antivirals, surgical removal, or biopsy may be needed. Seek care if it lasts more than 2–3 weeks, grows rapidly, recurs, bleeds, causes numbness, or comes with systemic symptoms—details below.

Frothy vaginal discharge is usually not life-threatening, but it often signals a treatable infection—most commonly trichomoniasis or bacterial vaginosis—and should be evaluated, especially with odor, itching, or discomfort. If you have fever, severe pelvic or abdominal pain, or abnormal bleeding, seek urgent care. There are several factors to consider; see below for causes, tests, partner treatment, and other steps that can guide your next move.

Green discharge in pregnancy can be normal or worrisome—there are several factors to consider; see below to understand more. A faint greenish tint that’s thin, mild/odorless, and not itchy or painful can be a harmless hormonal variation to monitor briefly. But bright green, frothy, heavy, or foul-smelling discharge—or any with itching, burning, pelvic pain, fever, or bleeding—usually signals infection (e.g., trichomoniasis, gonorrhea, chlamydia) and needs prompt medical evaluation to protect you and your baby; urgent red flags and what tests and safe treatments to expect are detailed below.

There are several factors to consider—smelly discharge late in pregnancy isn’t typical and often points to a treatable infection (bacterial vaginosis, yeast, or trichomoniasis); rarely, a foul odor with fever, pain, or after your water breaks can signal chorioamnionitis and needs urgent care. Normal discharge is usually thin, white, and mild‑smelling; call your provider for a strong fishy/foul odor, new itching/burning/redness, belly pain, fever/chills, bleeding, contractions, or any possible amniotic fluid leak. See details below for what to watch for, safe treatments during pregnancy, and when to go to the hospital.

The best at‑home steps include heart‑healthy lifestyle changes (lose weight, stop smoking, limit alcohol, manage stress, get 7–9 hours sleep), a Mediterranean-style diet rich in flavonoids and omega‑3s, regular aerobic plus pelvic‑floor (Kegel) exercises, and—for some—evidence‑based supplements like Pycnogenol with L‑arginine or Korean red ginseng after discussing with your clinician. There are several factors to consider, including mental health strategies and red flags (ED can signal diabetes, high blood pressure, or heart disease)—see the complete details below for specific steps, dosages, cautions, and when to seek care. With consistent effort, many men notice improvement within weeks to months.

Quick at-home relief includes resting with scrotal support (snug underwear or a jockstrap), icing 10–15 minutes on/off, and using over‑the‑counter pain relievers; after the first day, a warm sitz bath and gentle movement may also help while avoiding strenuous activity. Urgent red flags include sudden severe pain, a high‑riding or rotated testicle, rapidly worsening swelling, fever/chills, or nausea/vomiting—seek care right away. There are several factors to consider for causes and next steps; see the complete guidance below.

Green eye discharge is most often due to a bacterial infection (pink eye), as the green color reflects pus from white blood cells and bacterial pigments; however, viral or allergic conjunctivitis, a blocked tear duct, and contact lens–related problems can also cause it. Mild cases may improve with hygiene, warm compresses, and stopping contact lenses, but see a clinician if symptoms last more than 2–3 days, worsen, or involve pain, light sensitivity, swelling, or vision changes, as antibiotics may be needed. There are several factors to consider—see below for full details on causes, red flags, and treatments.

Pain just under the ribs can be sharp or stabbing, dull and bruised, or a deep gnawing ache, often worse with deep breaths, coughing, or twisting; the area may be tender with guarding, and pain can refer to the shoulder tip if the diaphragm is irritated. Seek urgent care for dizziness/fainting, rapid heartbeat, shortness of breath, vomiting or abdominal swelling, or severe/worsening pain, which can signal internal bleeding. There are several factors to consider—including how muscle/cartilage injuries differ from liver or spleen injury and how doctors confirm this with ultrasound/CT—see below for important details that can guide your next steps.

Egg white discharge is clear, stretchy cervical mucus that typically appears 1–2 days before ovulation, signaling your peak fertile window and helping sperm survive and reach the egg. If trying to conceive, have sex every 1–2 days when you notice it and consider tracking mucus and basal body temperature; see a clinician if it’s foul-smelling, colored, itchy, or if you don’t see fertile mucus after months of trying. There are several factors to consider—see below for timing tips, what’s normal vs. concerning, and when to seek care.

Left upper quadrant abdominal pain is discomfort under the left ribs that can come from the stomach/colon (gas, gastritis/ulcer), spleen, pancreas, kidney, ribs/muscles, or even lungs/heart—ranging from minor issues to emergencies like pancreatitis, splenic infarct, pneumonia, or a heart problem. Seek urgent care for sudden severe pain, fever, persistent vomiting, blood in vomit/stool, shortness of breath, fainting, or after trauma; otherwise, evaluation typically includes an exam, labs, and imaging, with treatment tailored to the cause. There are several factors to consider—see the complete guidance below for red flags, workup steps, and targeted self-care and treatments that could affect your next decision.

Most often it’s a harmless eyelid spasm (myokymia) triggered by fatigue, stress, caffeine, screen strain, or dry eyes; in women, hormonal shifts and cosmetic irritation can also play a role, and simple steps like rest, reducing stimulants, lubricating drops, and screen breaks usually help. Seek care if it lasts more than two weeks, spreads to the face or forces the eyelid closed, or comes with vision changes, pain, redness/discharge, light sensitivity, or facial weakness—there are several factors to consider; see below for important details and guidance on next steps.

White, creamy discharge right before your period is usually normal leukorrhea driven by progesterone in the luteal phase, and it’s typically mild in odor and white to off-white. There are several factors to consider—itching or burning, strong fishy odor, green/gray/yellow color, cottage-cheese texture, pelvic pain, or bleeding can signal yeast, BV, STIs, or other issues that need care; see below for full details, a quick symptom check, practical self-care tips, and when to contact a clinician.

The baking soda trick for men with ED involves mixing 1/2–1 teaspoon of sodium bicarbonate into 8 ounces of water and drinking it daily for up to a week, aiming to slightly raise blood pH so penile smooth muscle relaxes and blood flow improves. There’s no clinical proof it helps ED, and it can pose risks (high sodium load, metabolic alkalosis, blood-pressure increases, drug interactions), so talk with a clinician—especially if you have heart, kidney, or BP issues. There are several factors to consider, including safe use, red flags, and proven options like PDE5 medications and lifestyle changes; see the complete details below.

Apple cider vinegar is not a proven way to lower blood pressure: human evidence is limited and mixed, with at most small, indirect effects via better blood sugar control and modest weight loss, and major guidelines don’t recommend it. There are several factors to consider—including dilution, tooth enamel and GI irritation, possible low potassium, and interactions with blood pressure or diabetes medications—so don’t replace prescribed treatment; if you try it, use small, well diluted amounts and consult your clinician. For important details that could influence your next steps, see below.

There’s no scientifically proven link between specific pregnancy cravings and having a boy—cravings for salty snacks, meats, spicy foods, or umami dishes are popular myths, not predictors. To learn your baby’s sex, rely on evidence-based options like NIPT (from ~10 weeks) or ultrasound (18–22 weeks) and focus on balanced nutrition; there are several factors to consider, including safe ways to handle cravings and when to seek care—see below for the complete answer.

There are several factors to consider: shared triggers like stress/anxiety, migraines with gastrointestinal symptoms, infections or food poisoning/intolerance, dehydration, medication irritation, or IBS can cause both at once via the gut–brain axis and inflammatory signals. Simple self-care (fluids, bland foods, acetaminophen, rest and stress management) often helps, but urgent signs—sudden “worst-ever” headache, high fever with persistent vomiting, blood in stool/vomit, severe or worsening abdominal pain, dehydration, or confusion—need immediate care; see the complete details below to understand more and choose the right next steps.

There are several factors to consider—hormonal shifts in the luteal phase can disrupt restorative sleep and energy, heavy periods can cause iron deficiency, and mood changes (including PMDD), stress, diet, and activity levels can all compound fatigue. See below for practical ways to boost sleep and energy, plus key red flags (heavy bleeding, anemia symptoms, severe fatigue, or significant mood changes) that may require medical care and guide your next steps.

There are several factors to consider—foamy or bubbly urine is often harmless (fast stream, dehydration, cleaning products), but persistent foam can signal protein in the urine from kidney disease, or be caused by a UTI, diabetes, liver disease, or pregnancy-related issues. Red flags like swelling, high blood pressure, dark or bloody urine, fever, flank pain, or shortness of breath mean you should seek medical care. See the complete guidance below for details on causes, testing, and the right next steps.

Placebo pills maintain your daily pill-taking routine and create a hormone-free week that triggers a scheduled withdrawal bleed, a design from the original 21/7 combined pill regimens that many find reassuring. They aren’t medically required for everyone, and extended or continuous regimens can reduce or skip bleeding. There are several factors to consider, including what to do if bleeding is missed and health issues like clotting risks or liver disease—see the complete details below to guide your next steps.

There are several factors to consider: sudden facial heat is often from stress/emotions, heat or temperature changes, spicy foods/alcohol, or exercise, but recurrent flushing can also come from menopause/hormonal shifts, medications, rosacea/skin issues, liver disease, or rare tumors. Cool down with a cool compress, water, slow breathing, and trigger avoidance; seek urgent care for chest pain, breathing trouble, high fever/confusion, stroke-like symptoms, or flushing with weight loss/diarrhea. For important details on treatments (from lifestyle to topical, non-hormonal or hormonal meds) and exactly when to see a doctor, see below.

Chest pain that worsens when lying down is often from acid reflux but can also signal pericarditis, angina/heart attack, pleurisy or pneumonia, costochondritis, or anxiety. There are several factors to consider—timing, triggers, and accompanying symptoms—because red flags like spreading pressure, shortness of breath, sweating, fever, or fainting need urgent care. See below for how to tell the difference, what you can try at home, and when to call a clinician or 911.

Pus in urine (pyuria) means there’s inflammation or infection in the urinary tract—most often a UTI, but it can also be a kidney infection, STI (chlamydia/gonorrhea), kidney stones, catheter-related infection, prostatitis, or noninfectious bladder inflammation. Diagnosis usually needs a urinalysis and urine culture (sometimes imaging), and treatment depends on the cause. There are several factors to consider and important red flags (high fever, severe flank/back pain, signs of sepsis) that require urgent care—see below for full details on causes, tests, treatments, prevention, and next steps.