Sudden high heat exposure, drinking alcohol, eating salty, lazy to exercise or excessive exercise in the hot season can cause heart harm.
The heat causes the body to increase suddenly, the body cannot adapt can lead to edema due to heat, rash, cramps, fainting, exhaustion, even heat shock leading to stroke.
From the unpredictable risks that hot weather can be caused to health, the only doctor Le, Ho Chi Minh City University of Medicine and Pharmacy Hospital – Facility 3, pointed out what not to do to prevent the harmful effects of high temperatures.
Exposure to too high temperatures
Out in the hot weather right after being in the air -conditioned room or bathing too cold can change the blood pressure suddenly, causing dizziness, fainting or more dangerous than a stroke. Therefore, avoid going out at the hottest times of the day (10-16 hours) and carefully shielded when going out.
Hot sun, people participating in traffic on Thang Long Boulevard, Hanoi, May 31, 2023. Image: Ngoc Thanh
Drink too much alcohol and coffee
Alcohol can dilate blood vessels, causing sudden hypotension and dehydration. Coffee and drinking water containing caffeine can make the heart beat faster, causing cardiovascular stress. These are things that are harmful to people with cardiovascular disease – blood pressure.
In particular, people with cardiovascular disease, blood pressure are often at higher risk of dehydration in the hot season. Without enough water, blood will become more thick, increasing the risk of blood clots, stroke or myocardial infarction. Therefore, it is necessary to drink 1.5-2 liters of water a day, even if you do not feel thirsty, especially filtered water, electrolyte water, instead of drinking soft drinks or alcohol.
Eat salty, eat a lot of processed foods
Salt high diet can increase blood pressure, keep water and increase the burden on the heart. Processed foods such as boxes, fast foods often contain salt, preservatives, not beneficial for the cardiovascular system.
Lazy exercise or excessive exercise
Exercise is necessary to maintain cardiovascular health, but overwork in the hot season can cause dehydration, arrhythmia, increase the risk of heat stroke. Should exercise early in the morning or evening, choose gentle exercises such as walking, yoga and always ensuring adequate water supplements.
In addition, in the hot season, symptoms such as dizziness, severe headache with blurred vision, fast heartbeat, shortness of breath, angina can be a sign of problems such as blood pressure or cardiovascular. Many people often ignore or try to endure, leading to danger.
When there are abnormal symptoms, absolutely must not be subjective; Instead, you need to rest immediately and consult your doctor for timely emergency.