It is also known as laryngeal dystonia. The term spasmodic describes sudden and intermittent jerking movements of muscles and, as such, SD is characterised by poor vocal motor control during speech due to intermittent and involuntary spasms of the laryngeal muscles.
Low iron levels are one of the most common reasons for chronic coldness. Here's why: Iron is a key mineral that helps your red blood cells carry oxygen throughout your body, bringing heat and other nutrients to every cell in your system, explains Dr. Phillips.
A lowered metabolic rate affects the bodyâs ability to maintain what is considered a normal temperature of 98.6 degrees. When metabolism slows, so does the bodyâs ability to generate heat. This means seniors can become cold outdoors in the sun during summer or indoors in a well-heated room during winter. There are other reasons seniors may be unduly cold, so it is important they to seek medical advice in order to identify underlying causes. Hypothyroidism and cardiovascular disease are chronic medical conditions that affect body temperature.