beta blockers

A Minnesota doctor warns that heat illness can be deadly, especially for the very young, elderly, and pregnant individuals. Dr. Sarah Friedman from Abbott Northwestern Hospital treated three heat-related cases early in her shift, highlighting symptoms like lightheadedness and fatigue as early signs. She emphasized the importance of cooling down quickly to prevent severe complications.

Resting heart rate, measured when awake and calm, indicates overall health. A rate between 60-100 BPM is normal for adults, with lower rates common in athletes. Abnormal rates may signal health issues like anemia or thyroid problems, and consulting a doctor is advised if rates are consistently too high or low.

A heat wave can increase risks of dehydration and heat illness for individuals taking certain medications, including diuretics, blood pressure drugs, mental health medications, and antihistamines. The article highlights how these medications interfere with the body's ability to regulate temperature and retain fluids, advising consultation with healthcare providers for a 'hot day plan'.

Certain medications for heart disease, high blood pressure, and kidney issues can impair the body's ability to manage heat, increasing risks of dehydration, overheating, and severe health complications during heatwaves. Experts advise continuing medication use but emphasize proactive cooling measures like air conditioning, hydration, and avoiding sun exposure.

Beta blockers, such as propranolol, are increasingly used by young women to manage situational performance anxiety before events like presentations or exams. These medications reduce physical symptoms like sweating and shaky hands by blocking adrenaline but do not address generalized anxiety. The article clarifies that experiencing performance anxiety does not necessarily indicate an anxiety disorder.

A large international study found beta blockers, commonly prescribed after heart attacks, offer no benefit for patients with normal heart function and may increase risks for women. The findings challenge four decades of standard treatment practices.