Summary
Highlights
Hormones are microscopic chemicals that constantly communicate between the brain and the body. They influence energy levels, sex drive, fat storage, emotions, and mood, packing a significant punch despite their size.
Dopamine is associated with pleasure and reward, influencing work ethic and motivation. Studies with rats showed that higher dopamine levels led to more effort for bigger rewards. It also contributes to feelings of pride and accomplishment. However, substances like drugs, alcohol, coffee, and candy can lead to addictive dopamine boosts. Low levels can cause slow movements, while high levels can cause unnecessary movements or tics. Dopamine-boosting foods include fish, chicken, eggs, nuts, beans, and cheese.
Serotonin is a happiness hormone, with 90% found in the intestines and blood platelets, playing a crucial role in digestive health. Adequate serotonin promotes good sleep, high self-esteem, a good mood, healthy appetite, sexual desire, and improved memory and multitasking. Imbalance can lead to anxiety, panic attacks, depression, anger, and obsessive behavior. To increase serotonin, consume carbohydrates like bananas and yogurt, and get sunlight for vitamin D production, which aids serotonin synthesis.
Oxytocin is released through physical touch with loved ones, boosting feelings of love and trust, fighting stress, increasing sex drive, and lowering blood pressure. Low levels can cause loneliness, stress, fatigue, and social withdrawal. To increase oxytocin, get massages, hug friends and family, touch colleagues, and cuddle pets.
Melatonin regulates the body clock, recuperation, and rest, acting like a calendar for the body. The pineal gland produces melatonin as the sun sets, peaking in the early morning hours, making you sleepy. Light receptors trigger its production, explaining why blind individuals may need supplements. It combats stress, acts as an antioxidant, and aids sleep. Electronic devices emitting blue light hinder melatonin production. Deficiency can lead to obesity, diabetes, and cancer. Tips to boost melatonin include avoiding blue light before bed, using blackout shades or sleep masks, eating cherries, and wearing loose-fitting sleepwear.
Endorphins are natural painkillers produced by the body, decreasing pain intensity and improving mood, leading to euphoria. High levels contribute to the 'runner's high' and allowed ancestors to escape dangerous situations by blocking pain. Low levels can cause emotional sensitivity, low pain tolerance, comfort food cravings, and depression. To boost endorphins, eat foods rich in good fats (avocados, olives, coconut), get sunlight, listen to music, exercise, laugh, and eat dark chocolate.
Adrenaline is produced by the kidneys to help cope with stress, preparing the body for 'fight or flight.' It helps focus on urgent tasks, overrides minor pain, improves vision by dilating pupils, and speeds up thought processes. It can stop heart attacks or allergic reactions; EpiPens are named after it, as it constricts veins, pumps blood, and prevents airway narrowing during allergic reactions.
Norepinephrine is produced in the central nervous system and adrenal glands to handle high-stress situations. It elevates blood pressure, dilates pupils, increases heart rate, widens air passages, and redirects blood flow to muscles. It's produced only when needed and dissipates after the threat. Doctors use it to restore critically low blood pressure. Deficiency can cause mental health problems like depression, anxiety, eating disorders, brain fog, lack of interest, and lethargy. Natural ways to boost it include eating bananas, beans, chocolate, cheese, eggs, chicken, meat, fish, seafood, and oatmeal, as well as exercise, cold water immersion, and saunas.