How to recognize and treat low blood sugar in yourself or someone else: early and severe symptoms, the 15-15 rule with fast-acting carbs, when and how glucagon is used, what to do if someone is unconscious, preventing lows and keeping diabetes supplies ready for power outages and emergencies.

What to do for a toothache or suspected dental abscess when you cannot see a dentist right away: safe home pain relief, cold compresses, what not to put on your gums, broken teeth and lost fillings, signs an infection is spreading, when to go to the emergency room and how to prepare a small dental emergency kit.

What to do when a child swallows a coin, button battery, magnet or water bead, or pushes something into an ear or nose: which objects are emergencies, the honey guidance for button batteries, safe ways to remove objects, what not to do and how to prevent it.

First aid for a suspected spinal injury: which accidents and symptoms should raise concern, why calling 911 and keeping the person still matters, what to do if they are not breathing or must be moved, helmet removal, and how apartment dwellers can prepare for falls on stairs and ice.

Pet first aid for apartment dwellers: building a pet first aid kit, checking breathing and gum color, safe handling of an injured animal, bleeding, poisoning, heatstroke, choking, bloat, urinary blockage in cats and knowing when to head straight to an emergency vet.

How to recognize carbon monoxide poisoning, what to do in the first minutes after a CO alarm sounds, how emergency crews treat it, who is most at risk and how to prevent it in an apartment, especially during outages and winter storms.

How to recognize high blood sugar and diabetic ketoacidosis (DKA), symptoms such as thirst, fruity breath, nausea and fast breathing, when to check ketones, what to do while waiting for help and how to plan for sick days and power outages.

What to do when someone is drowning: reach or throw instead of going in, call 911, check breathing, start rescue breaths and CPR, protect against cold, and why anyone pulled from the water needs medical attention even if they seem fine.

How to remove a tick safely with tweezers, what to do afterward, how to recognize Lyme disease and other tick-borne illnesses, when a doctor may recommend preventive treatment and how city dwellers can prevent bites.

How to respond if a baby under one year old is choking or unresponsive: back blows and chest thrusts, infant CPR hand position, compression depth and rate, when to call 911, using an AED, and how to prevent choking at home.