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Showing posts from March, 2026

Bradycardia

What is Bradycardia? Bradycardia (brad-e-KAHR-dee-uh) is a clinical term for a heart rate that is significantly slower than normal. For most adults, a normal resting heart rate is between 60 and 100 beats per minute (bpm). If you have bradycardia, your heart typically beats fewer than 60 times a minute . The Athlete Exception: In many healthy young adults and highly trained athletes, a resting heart rate under 60 bpm is a sign of an exceptionally efficient cardiovascular system. It only becomes a medical concern if the slow rate fails to pump enough oxygen-rich blood to your brain and vital organs. Symptoms of Oxygen Starvation When the heart beats too slowly, your body may not receive the oxygen it needs to function properly. This often manifests as: Syncope: Fainting or near-fainting episodes (feeling as though you are about to pass out). Chronic Fatigue: Feeling exhausted even after a full night's sleep ...

Bruxism (Teeth grinding)

Severe bruxism can grind away the protective enamel, leaving teeth flattened and exposing the sensitive dentin underneath. What is Bruxism? Bruxism (BRUK-siz-um) is a common clinical condition in which you unconsciously grind, gnash, or clench your teeth. The Two Primary Types: Awake Bruxism: Clenching your jaw and teeth during the day, typically as an involuntary response to intense stress, anxiety, or deep concentration. Sleep Bruxism: Grinding or clenching your teeth during sleep. Because you are unconscious, the force applied is often much greater than during the day. It is clinically classified as a sleep-related movement disorder. Signs & Symptoms Many individuals remain unaware they have sleep bruxism until a sleeping partner hears the audible grinding or a dentist identifies significant dental wear. Key indicators include: Abnormal Tooth Wear: Teeth that appear noticeably...