The temperature and force of the air coming out of your vents depend on whether your HVAC system is cooling or heating.
Industry standards suggest specific airflow ranges for different types of rooms and equipment. For example, a typical supply vent should deliver about 50 to 100 CFM in a living room but less in smaller spaces like bathrooms.
Using an air conditioner can be both beneficial and risky for high blood pressure. While AC provides relief from dangerous summer heatwaves that strain the heart, overly cold temperatures can actually raise blood pressure by constricting blood vessels.
Is 72 a good temperature for heat in the winter? While slightly higher than the typical energy-saving range of 68°F–70°F, 72°F still offers a reasonable balance between comfort and efficiency.
Yes, air conditioning (AC) can cause or aggravate sinus issues. The cold, dry air produced by AC systems can dry out nasal passages, triggering inflammation, congestion, and a runny nose. Additionally, dirty filters can circulate allergens like pollen, mold, and dust, causing or worsening allergic reactions.
The fastest and healthiest way to clear sinuses with drinks is to stay hydrated. Drinking warm fluids thins excess mucus and reduces inflammation so your nasal passages can drain naturally.
Sinusitis red flags indicate that a sinus infection has spread beyond the sinuses and requires immediate medical attention or emergency care.
No, 68°F is not generally considered cold for a house in winter. In fact, experts at the U.S. Department of Energy recommend 68°F as the ideal, energy-efficient temperature for the winter months while you are awake.
It takes time for your home to warm up and cool down. If you're not sure how long it takes, try turning the heating on about 30 minutes before you need it. You should turn it off 30 minutes before you'll stop needing it.
Many Amish homes are built with plenty of windows to help circulate the air and bring in the cooler overnight temperatures. They open the windows on the top floors to help the heat escape while the family retreats to the lower grounds within their homes for comfort.
A blood pressure reading of 140/90 mmHg is classified as Stage 2 Hypertension. While it is not typically an immediate medical emergency, it is dangerous in the long term because it strains your heart and blood vessels, increasing the risk of heart attacks, stroke, and kidney disease.
Respiratory Issues
The cold and dry air can irritate the airways, leading to symptoms such as coughing, sneezing, and throat discomfort. People with allergies or asthma may experience worsened symptoms in air-conditioned environments.
High blood pressure, often called the “silent killer,” doesn't always show obvious signs, but it can quietly increase your risk for serious health conditions. Many people live with high blood pressure without even realizing it, making it easy to overlook until it causes lasting harm.
Which Vents Should Be Open in the Winter? If you have a forced-air HVAC system, it helps to fully open the first-floor vents and only partially open the second-floor vents. This restricts the amount of warm air directed to the upper level while forcing warmed air into the ground floor area.
An overheating furnace poses serious fire and safety hazards. Common symptoms include the system frequently shutting down early, strong burning odors, strange noises like humming or banging, and weak, restricted airflow from your vents. Often, this is triggered by dirty filters or blocked ducts preventing proper heat dissipation.
In HVAC duct design, the two-foot rule is a guideline stating that branch ducts (takeoffs) must be placed at least 24 inches away from any air direction change, transition, or end cap. This spacing allows turbulent air to re-pressurize and stabilize, ensuring consistent airflow to every room.
In most homes, Heating and Cooling (HVAC) systems drive the highest energy costs, accounting for nearly 40% to 50% of your total electricity bill. Following these, the appliances that run up your bill the most include water heaters, refrigerators, and laundry machines.
Heating and energy expert Stephen Hankinson said that one "big energy cost saver" is to make sure you have your heating off when you're not at home. For instance, if you typically arrive home from work at around 6pm on weekdays, you could set your heating to activate just as you walk through the door.
For most customers, we recommend turning on your furnace when the weather is consistently below 18° Celsius, which usually happens to be around the end of September, or early October. Some homeowners try to put off turning on their furnace as long as they can to save money, which is okay if you're healthy adults.
Regardless of how long you will be traveling and away from home, keep your thermostat set at 68 degrees Fahrenheit or above. This will help to keep the pipes on the inside of the home from freezing and the ones under the home at a slightly higher temperature as well.
If you're cold even though your thermostat indicates you shouldn't be, your furnace likely isn't the problem. In most cases, it's working just fine. It's your home that needs attention. Lack of insulation, severe air leakage, and/or unbalanced ductwork are frequently to blame.
Circulatory problems, diabetes, arthritis and mental health issues can be made worse by living in a cold home. And people with respiratory conditions like asthma are also at risk, particularly if their home is damp and mouldy, which is often the case in under-heated, poorly ventilated homes.
Sinus infections are primarily caused by viruses and usually resolve on their own. The fastest way to "kill" the infection naturally is to boost your immune system and flush out the trapped mucus using targeted remedies:
Sepsis from a sinus infection is rare but is a life-threatening medical emergency. Signs include high fevers, rapid heart rate, breathing difficulty, and extreme confusion. If a sinus infection spreads to the bloodstream and triggers this reaction, immediate medical intervention at an emergency room is required.
When you have a sinus infection, your snot typically becomes a thick, green color. This is because mucus acts as a trap for allergens, bacteria, and viruses that carry these foreign invaders outside of your body. These waste products, along with dead white blood cells, account for the greenish color of your snot.