Biology Insights

Magnesium may help calm psoriatic skin, but the evidence is mixed. Here's what we know about baths, supplements, and who should be careful.

Small changes in how you apply lotion—like timing, amount, and technique—can make a real difference in how soft and hydrated your skin stays.

500 mg of magnesium is above the safe upper limit for supplements, but whether it's too much depends on the form, your diet, and your health.

Psychiatry combines medication, therapy, and emerging treatments to address the biological roots of mental illness — and why access to this care matters.

Duck eggs typically cost more than chicken eggs, but prices vary by source. Here's what to expect and whether they're worth it.

Medicare doesn't require a referral for physical therapy, but there are certification rules and coverage limits worth knowing before you start.

Find out how many carrots you need for 1 cup shredded, whether you're working with medium, small, or baby carrots, plus a quick nutrition overview.

Dehydration can make swallowing harder by reducing saliva and affecting muscle function. Learn what helps and when to look further.

Tanning beds can age skin faster than sun exposure. Here's what UV damage actually does to your skin and whether it can be reversed.

Practical guidance for home dementia caregivers, from daily routines and safety tips to managing medications and avoiding caregiver burnout.

Seal meat has a rich, gamey flavor similar to dark poultry with a dense texture. Learn how it tastes, its nutritional value, and where it's eaten.

Chiropractic care can relieve sciatica for some people, but the evidence is mixed. Here's what research actually shows and when it makes sense to try it.

Facial serums deliver concentrated ingredients deeper into skin than moisturizers. Learn which type suits your skin concerns and how to use one effectively.

MS affects women differently, from early signs like vision changes and fatigue to how hormones during your cycle, pregnancy, and menopause shape symptoms.

Head banging in babies is usually a normal self-soothing behavior, but some patterns are worth discussing with your pediatrician.

Pus hurts for several reasons — pressure, nerve-sensitizing chemicals, and bacteria all play a role. Here's what's actually happening inside an infection.

Port wine stains typically don't blanch under pressure, and understanding what that means can help with diagnosis and treatment decisions.

Spirulina is generally safe, but dosage matters. Learn how much is too much, possible side effects, and who should avoid it altogether.

Urine smell can seem different within weeks of conception, but is it your nose or real changes? Here's what's actually happening and when.