When is World Health Day observed? [#1331]

World Health Day is observed on April 7 every year to mark the anniversary of the founding of the World Health Organization (WHO).

---

World Health Day is observed on April 7 every year to mark the anniversary of the founding of the World Health Organization (WHO).

Alfred Marshall (1842-1924) is the author of Principles of Economics, which was first published in 1890. Marshall was a British economist and a founder of the "neoclassical" school of economics. The book is considered to be Marshall's most influential work.

---

Alfred Marshall (1842-1924) is the author of Principles of Economics, which was first published in 1890. Marshall was a British economist and a founder of the "neoclassical" school of economics. The book is considered to be Marshall's most influential work.

Justice Anna Chandy (1905–1996), also known as Anna Chandi, was the first female judge (1937) and then High Court judge (1959) in India. She was, in fact, one of the first female judges in the British Empire next to Emily Murphy.

---

Justice Anna Chandy (1905–1996), also known as Anna Chandi, was the first female judge (1937) and then High Court judge (1959) in India. She was, in fact, one of the first female judges in the British Empire next to Emily Murphy.

Rohit

---

Rohit

Maqbool Fida Husain, an Indian contemporary painter who has been popularly known as “The Picasso of India”. M. F. Husain was called the 'Picasso of India' by the Forbes magazine.

---

Maqbool Fida Husain, an Indian contemporary painter who has been popularly known as “The Picasso of India”. M. F. Husain was called the 'Picasso of India' by the Forbes magazine.

Substitute Word: electorate.

---

Substitute Word: electorate.

Prime minister is the chairman of NITI AAYOG.

---

Prime minister is the chairman of NITI AAYOG.

Substitute Word: valetudinarian. Synonyms: Hypochondriac. Both refer to someone who is excessively concerned about health. The slight difference is that a valetudinarian might actually be sick, as one definition of the word is "a person suffering from poor health." The hypochondriac's anxiety is often groundless.

---

Substitute Word: valetudinarian. Synonyms: Hypochondriac. Both refer to someone who is excessively concerned about health. The slight difference is that a valetudinarian might actually be sick, as one definition of the word is "a person suffering from poor health." The hypochondriac's anxiety is often groundless.

The Supreme Court of India appointed its first woman judge, M. Fathima Beevi, on October 6, 1989. Beevi served until her retirement in 1992. She was also the first Muslim woman to serve in the higher judiciary.

---

The Supreme Court of India appointed its first woman judge, M. Fathima Beevi, on October 6, 1989. Beevi served until her retirement in 1992. She was also the first Muslim woman to serve in the higher judiciary.

Substitute Word: astronaut.

---

Substitute Word: astronaut.

Sudangphaa was an Ahom king whose father was Tyao Khamti. He succeeded his father to the throne and played a significant role in the history of the Ahom kingdom.

---

Sudangphaa was an Ahom king whose father was Tyao Khamti. He succeeded his father to the throne and played a significant role in the history of the Ahom kingdom.