Biology Insights

Feeling more sexual when you're depressed isn't unusual. Here's what's actually happening in your brain and body when depression drives up desire.

Plan B can delay ovulation by several days to over a week, but your cycle typically returns to normal within a month.

From sodium and stress to genetics and medications, here's a practical look at what raises blood pressure and what you can do about it.

Early-onset dementia can look like stress or burnout at first. Learn the key symptoms, why it's often missed, and how a diagnosis is made.

Learn which weight loss injections insurance may cover, what insurers typically require, and how to navigate costs across employer plans, Medicare, and Medicaid.

If a tick's head stayed behind in your skin, here's what it looks like, whether to remove it, and when to see a doctor.

A red patch in your eye looks alarming, but it's usually harmless. Learn what causes broken blood vessels and when you actually need to see a doctor.

Your body weight can help estimate your daily water needs, but exercise, heat, and other factors all play a role in how much you actually need.

Dry eyes don't always need drops. Learn practical, evidence-based ways to relieve dryness through lifestyle changes and medical options.

Sepsis can develop quietly for hours or days before becoming life-threatening. Learn the subtle signs, who's most at risk, and when to seek care.

Cheek breakouts often come from your phone, pillowcase, or pore-clogging products. Here's what's likely causing them and how to clear them up.

Chin breakouts are often hormone-driven, but stress, friction, and skin conditions can also be behind them. Here's how to figure out your trigger.

Diarrhea in 1 year olds is usually caused by viruses, diet, or antibiotics. Learn what to feed your toddler and when to call the doctor.

Ten-month-olds are notoriously tough sleepers, but the right schedule, bedtime routine, and sleep environment can help your baby rest through the night.

Practical tips to stop waking up at night, from cooling your bedroom to balancing blood sugar and ruling out sleep apnea.

Soothe post-shave itch fast and prevent it from coming back with simple skin care habits and better shaving technique.

A stomach biopsy can detect H. pylori, gastritis, precancerous changes, and cancer. Here's what results typically mean for your health.

Practical tips on baby sleep training, bedtime routines, and night feeds to help your little one sleep longer stretches.