From 30 to 40 years old
In this period blood vessels gradually lose their elasticity, pressure rises. Muscle tone decreases, so more physical activity is needed, and the effect of it becomes less pronounced and lasting. If you do not play sports, then the amount of muscle mass decreases.
“The hormonal background changes, the amount of adipose tissue increases, fat depots grow. Bone mass decreases, the first signs of osteoporosis appear, calcium is leached out of the bones”, says Alexandra Puriga.
Besides, gray hair appears as due to a decrease in the activity of pigment-producing cells of melanocytes. Another change is pigmentation on the skin due to accumulated oxidative stress.
The work of the salivary glands slows down, the amount of plaque increases, and the risk of developing caries increases.
Collagen and elastin proteins lose moisture and are destroyed under the influence of ultraviolet radiation, the absorption of amino acids deteriorates, for the efficiency of building cell continents additional intake of vitamin C is required.